LexDanaLexDanabeta
Inventor

Rao S. Bezwada

Inventor
Whitehouse Station, NJ, US

Overview

141→
Patents
1980–2021
Patent span
Human necessities
Primary field (CPC A)

Patents· 141 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Lprimary
A61LMethods or apparatus for sterilising materials or objects in general23%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds17%
A61KPreparations for medical, dental or toiletry purposes11%
C07CAcyclic or carbocyclic compounds7%
Y10TTechnical subjects covered by former us classification7%
C08LCompositions of macromolecular compounds6%
A61BDiagnosis5%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations5%
C09DCoating compositions, e.g. paints, varnishes or lacquers4%
A61FFilters implantable into blood vessels2%
PatentTitleYear
11,116,866Multi-putty adhesive and cement compositions for tissue hemostasis, repair and reconstruction202111,058,419Method of applying a buttress to a surgical stapler end effector202111,051,806Method of applying a buttress to a surgical stapler end effector202111,045,188Method of applying a buttress to a surgical stapler end effector202110,952,724Three dimensional adjuncts202110,863,984Low inherent viscosity bioabsorbable polymer adhesive for releasably attaching a staple buttress to a surgical stapler202010,779,817Three dimensional adjuncts202010,689,330Amino acid derivatives and absorbable polymers therefrom202010,568,621Surgical staple buttress with integral adhesive for releasably attaching to a surgical stapler202010,550,072Amino acid derivatives and absorbable polymers therefrom202010,525,160Multi-putty adhesive and cement compositions for tissue hemostasis, repair and reconstruction202010,517,592Surgical stapler buttress assembly with adhesion to wet end effector201910,349,939Method of applying a buttress to a surgical stapler201910,238,388Surgical stapler buttress assembly with humidity tolerant adhesive201910,172,617Malleable bioabsorbable polymer adhesive for releasably attaching a staple buttress to a surgical stapler201910,172,618Low glass transition temperature bioabsorbable polymer adhesive for releasably attaching a staple buttress to a surgical stapler201910,166,023Method of applying a buttress to a surgical stapler end effector201910,046,083Multi-putty adhesive and cement compositions for tissue hemostasis, repair and reconstruction20189,868,696'Amino acid derivatives and absorbable polymers therefrom'20189,328,192'Bio-based monomers and polymers'20169,314,547'Absorbable multi-putty bone cements and hemostatic compositions and methods of use'20169,314,247'Tissue stapler having a thickness compensator incorporating a hydrophilic agent'20169,307,989'Tissue stapler having a thickness compensator incorportating a hydrophobic agent'20169,301,752'Tissue thickness compensator comprising a plurality of capsules'20169,174,924'Hydrolysable linkers and cross-linkers for absorbable polymers'2015RE045548'Functionalized drugs and polymers derived therefrom'20159,045,396'Hydrolysable linkers and cross-linkers for absorbable polymers'20159,012,677'Amino acid derivatives and absorbable polymers therefrom'20158,901,341'Amino acid derivatives and absorbable polymers therefrom'20148,901,347'Absorbable polyurethanes and methods of use thereof'20148,846,845'Bioabsorbable and biocompatible polyurethanes and polyamides for medical devices'20148,802,147'Controlled release of biologically active compounds'20148,802,892'Functionalized phenolic compounds and polymers therefrom'20148,754,135'Functionalized non-phenolic amino acids and absorbable polymers therefrom'20148,664,429'Hydrolysable linkers and cross-linkers for absorbable polymers'20148,664,426'Functionalized amino acids and absorbable polymers therefrom'20148,551,519'Bioabsorbable surgical articales or components thereof'20138,552,139'Controlled release of biologically active compounds'20138,519,156'Functionalized non-phenolic amino acids and absorbable polymers therefrom'20138,519,175'Functionalized amino acids and absorbable polymers therefrom'20138,461,372'Amino acid derivatives and absorbable polymers therefrom'20138,436,201'Functionalized diphenolics and absorbable polymers therefrom'20138,409,559'Functionalized drugs and polymers derived therefrom'20138,399,696'Functionalized biodegradable triclosan monomers and oligomers for controlled release'20138,372,882'Functionalized phenolic esters and amides and polymers therefrom'20138,367,747'Bioabsorbable polymers from bioabsorbable polyisocyanates and uses thereof'20138,367,108'Functionalized non-phenolic amino acids and absorbable polymers therefrom'20138,318,973'Functionalized sinapic acid and methyl sinapate'20128,309,132'Bioabsorbable polyesteramides and uses thereof'20128,309,754'Functionalized amino acids and absorbable polymers therefrom'20128,303,978'Controlled release of nitric oxide and drugs from functionalized macromers and oligomers'20128,288,505'Functionalized diphenolics and absorbable polymers therefrom'20128,232,422'Functionalized biodegradable triclosan monomers and oligomers for controlled release'20128,217,134'Controlled release of biologically active compounds'20128,163,806'Controlled release of biologically active compounds from multi-armed oligomers'20128,143,325'Bioabsorbable and biocompatible polyurethanes and polyamides for medical devices'20128,093,420'Functionalized amino acids and absorbable polymers therefrom'20128,062,653'Controlled release of nitric oxide and drugs from functionalized macromers and oligomers'20118,053,591'Functionalized biodegradable triclosan monomers and oligomers for controlled release'20118,048,980'Hydrolysable linkers and cross-linkers for absorbable polymers'20118,026,285'Control release of biologically active compounds from multi-armed oligomers'20118,007,526'Difunctionalized aromatic compounds and polymers therefrom'20117,935,843'Functionalized diphenolics and absorbable polymers therefrom'20117,902,319'Unsymmetrical aromatic ether diacids and absorbable polymers therefrom'20117,858,077'Functionalized phenolic esters and amides and polymers therefrom'20107,772,352'Bioabsorbable and biocompatible polyurethanes and polyamides for medical devices'20107,754,233'Method of preventing post-operative surgical adhesion'20107,691,364'Functionalized drugs and polymers derived therefrom'20107,671,168'Unsymmetrical aromatic ether diacids and absorbable polymers therefrom'20106,932,974'Method of preventing adhesions with absorbable polyoxaesters'20056,831,149'Polymerization process using mono-and di-functional initiators to prepare fast crystallizing polylactone copolymers'20046,794,484'Crystallizable polylactone copolymers prepared from mono- and di-functional polymerization initiators'20046,712,838'Braided suture with improved knot strength and process to produce same'20046,458,385'Hydrogels containing absorbable polyoxaamides'20026,403,655'Method of preventing adhesions with absorbable polyoxaesters'20026,372,256'Hydrogels containing absorbable polyoxaamides'20026,335,383'Microdispersions for coating surgical devices'20026,325,810'Foam buttress for stapling apparatus'20016,251,435'Hydrogels containing absorbable polyoxaamides'20016,224,894'Copolymers of absorbable polyoxaesters'20016,147,168'Copolymers of absorbable polyoxaesters'20006,113,624'Absorbable elastomeric polymer'20006,100,346'Copolymers of polyoxaamides'20006,074,660'Absorbable polyoxaesters containing amines and/ or amido groups'20006,031,018'Solventless tipping of braided surgical ligature'20005,962,023'Hydrogels containing absorbable polyoxaamides'19995,951,997'Aliphatic polyesters of .epsilon.-caprolactone, p-dioxanone and gycolide'19995,868,788'High-strength, melt-processable, lactade-rich, poly(lactade-co-p-dioxanone) copolymers'19995,859,150'Prepolymers of absorbable polyoxaesters'19995,844,017'Prepolymers of absorbable polyoxaesters containing amines and/or amido groups'19985,824,333'Injectable liquid copolymers for soft tissue repair and augmentation'19985,728,752'Injectable microdipersions for soft tissue repair and augmentation'19985,713,920'Elastomeric medical device'19985,714,551'High strength, melt processable, lactide-rich, poly (lactide-co-p-dioxanone) copolymers'19985,703,200'Absorbable copolymers and blends of 6,6-dialkyl-1,4-dioxepan-2-one and its cyclic dimer'19975,700,583'Hydrogels of absorbable polyoxaesters containing amines or amido groups'19975,698,213'Hydrogels of absorbable polyoxaesters'19975,674,921'Radiation-curable, urethane-acrylate prepolymers and crosslinked polymers'19975,653,992'Liquid absorbable copolymers for parenteral applications'19975,648,088'Blends of absorbable polyoxaesters containing amines and/or amide groups'19975,645,850'Blending containing absorbable polyoxaamides'19975,639,851'High strength, melt processable, lactide-rich, poly(lactide-CO-P-dioxanone) copolymers'19975,633,343'High strength, fast absorbing, melt processable, gycolide-rich, poly(glycolide-co-p-dioxanone) copolymers'19975,631,015'Liquid absorbable copolymers for parenteral applications'19975,620,698'Blends of absorbable polyoxaesters containing amines and/or amido groups'19975,618,552'Absorbable polyoxaesters'19975,607,687'Polymer blends containing absorbable polyoxaesters'19975,599,852'Injectable microdispersions for soft tissue repair and augmentation'19975,597,579'Blends of absorbable polyoxaamides'19975,595,751'Absorbable polyoxaesters containing amines and/or amido groups'19975,470,340'Copolymers of (p-dioxanone/glycolide and/or lactide) and p-dioxanone'19955,468,253'Elastomeric medical device'19955,464,929'Absorbable polyoxaesters'19955,442,032'Copolymers of 1,4-dioxepan-2-one and 1,5,8,12-tetraoxacyclotetradecane-7-14-dione'19955,442,033'Liquid copolymers of epsilon-caprolactone and lactide'19955,427,778'Gel formulations containing growth factors and acrylamide polymer'19955,411,554'Liquid polymer filled envelopes for use as surgical implants'19955,371,176'Castor oil polymers'19945,147,383'Suture coated with a polyvinyl ester'19925,133,739'Segmented copolymers of .epsilon.-caprolactone and glycolide'19925,100,433'Suture coated with a copolymer coating composition'19925,089,013'Suture coated with a polyvinyl ester'19925,076,807'Random copolymers of p-dioxanone, lactide and/or glycolide as coating polymers for surgical filaments'19915,047,048'Crystalline copolymers of p-dioxanone and .epsilon.-caprolactone'19915,037,950'Bioabsorbable copolymers of polyalkylene carbonate/RHO-dioxanone for sutures and coatings'19915,019,094'Crystalline copolymers of p-dioxanone and poly(alkylene oxides)'19915,007,923'Crystalline copolyesters of amorphous (lactide/glycolide) and p-dioxanone'19914,994,074'Copolymers of .epsilon.-caprolactone, glycolide and glycolic acid for suture coatings'19914,838,267'Glycolide/p-dioxanone block copolymers'19894,653,497'Crystalline p-dioxanone/glycolide copolymers and surgical devices made therefrom'19874,649,921'Poly(p-dioxanone) polymers having improved radiation resistance'19874,643,191'Crystalline copolymers of p-dioxanone and lactide and surgical devices made therefrom'19874,546,152'Poly(p-dioxanone) polymers having improved radiation resistance'19854,532,928'Surgical sutures made from absorbable polymers of substituted benzoic acid'19854,523,003'Storage stable, one package, heat curable polyurea/urethane coating compositions and method of preparation'19854,510,295'Absorbable polymers of substituted benzoic acid'19854,339,359'Composition for the adhesion of rubber to reinforcing materials'19824,300,973'Method of adhesion of rubber to reinforcing materials'19814,292,111'Method of adhesion of rubber to reinforcing materials'19814,284,536'Composition for adhesion of rubber to reinforcing materials'19814,228,045'Method of adhesion of rubber to reinforcing materials'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–1982Based in Somerville, NJ, US· patent location history
1985–2010Patents assigned to ETHICON INC (67)· patent assignee history
1985–2021Based in Whitehouse Station, NJ, US· patent location history
2010–2020Patents assigned to BEZWADA BIOMEDICAL LLC (46)· patent assignee history
2010–2020Based in Hillsborough, NJ, US· patent location history
2011–2016Patents assigned to BEZWADA RAO S (25)· patent assignee history
2016–2020Patents assigned to ETHICON ENDO SURGERY LLC (11)· patent assignee history
2016–2021Based in Irvington, NY, US· patent location history
2019–2021Patents assigned to ETHICON LLC (13)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ETHICON INC671985–2010
BEZWADA BIOMEDICAL LLC462010–2020
BEZWADA RAO Sself252011–2016
ETHICON LLC132019–2021
ETHICON ENDO SURGERY LLC112016–2020
Locations
LocationPatentsSpan
Whitehouse Station, New Jersey, US971985–2021
Hillsborough, New Jersey, US352010–2020
Somerville, New Jersey, US51980–1982
Irvington, New York, US42016–2021