Inventor

Donald R. Uhlmann

Inventor

Tucson, AZ, US

Overview

23→

Patents

1977–2019

Patent span

Chemistry

Primary field (CPC C)

Patents· 23 as inventor

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

C09Kprimary

C09KMaterials for miscellaneous applications, not provided for elsewhere11%

A01NPreservation of bodies of humans or animals or plants or parts thereof10%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients9%

C09DCoating compositions, e.g. paints, varnishes or lacquers9%

A61KPreparations for medical, dental or toiletry purposes8%

C08LCompositions of macromolecular compounds8%

A61QSpecific use of cosmetics or similar toiletry preparations7%

Y10TTechnical subjects covered by former us classification5%

A61LMethods or apparatus for sterilising materials or objects in general4%

A01KAnimal husbandry3%

PatentTitleYear

10,400,339Low water solubility compositions for use in corrosion protection2019 10,316,171Thermal stabilization of polymers using functionalized particles of transition metal compounds2019 10,208,241Resin coated proppants with antimicrobial additives2019 10,072,339Compositions for use in corrosion protection2018 10,034,478Antimicrobial articles of manufacture2018 10,016,525Antimicrobial compositions for use in wound care products2018 9,913,476'Antimicrobial articles of manufacture produced from masterbatches'2018 9,226,508'Compositions and methods for antimicrobial metal nanoparticles'2016 9,161,544'Antimicrobial compositions comprising surface functionalized particles and uses thereof'2015 9,155,310'Antimicrobial compositions for use in products for petroleum extraction, personal care, wound care and other applications'2015 8,563,020'Compositions and methods for antimicrobial metal nanoparticles'2013 6,972,133'Degradable animal chewing article possessing enhanced safety, durability and mouth-feel'2005 6,576,246'Degradable animal chewing article possessing enhanced safety, durability and mouth-feel'2003 5,384,294'Sol-gel derived lead oxide containing ceramics'1995 5,154,660'Pet restraining apparatus'1992 5,103,537'Strap fastener assembly'1992 4,778,727'Silane coupling agents polyimide-mineral oxide composites'1988 4,745,008'Process for carbon-carbon composite fabrication'1988 4,367,170'Stabilized photochromic materials'1983 4,336,283'Plasticization of carbon fibers'1982 4,166,043'Stabilized photochromic materials'1979 4,046,586'Stabilized photochromic materials'1977 4,012,232'Stabilized photochromic materials'1977

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1977–1983Patents assigned to AMERICAN OPTICAL CORP (3)· patent assignee history

1977–1988Based in Newton, MA, US· patent location history

1992Patents assigned to PET AFFAIRS INC (2)· patent assignee history

1992–2019Based in Tucson, AZ, US· patent location history

2003–2005Patents assigned to SEEFAR TECHNOLOGIES INC (2)· patent assignee history

2013–2019Patents assigned to AGIENIC INC (11)· patent assignee history

2013–2016Patents assigned to AGRAWAL ANOOP (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AGIENIC INC	11	2013–2019
AMERICAN OPTICAL CORP	3	1977–1983
AGRAWAL ANOOP	2	2013–2016
PET AFFAIRS INC	2	1992
SEEFAR TECHNOLOGIES INC	2	2003–2005

Locations

Location	Patents	Span
Tucson, AZ, US	16	1992–2019
Newton, Massachusetts, US	7	1977–1988