Inventor
Richard C. Chromecek
Inventor
Litchfield, CT, US
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds25%
A61KPreparations for medical, dental or toiletry purposes9%
A61QSpecific use of cosmetics or similar toiletry preparations9%
C11DDetergent compositions9%
A01NPreservation of bodies of humans or animals or plants or parts thereof7%
G02BOptical elements, systems or apparatus7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
A61LMethods or apparatus for sterilising materials or objects in general5%
B01DSeparation5%
B08BCleaning in general2%
PatentTitleYear
5,154,920'Disinfectant polymeric coatings for hard surfaces'19925,135,660'Method of recovering oil from the surface of water'19925,126,309'Decontamination of toxic chemical agents'19925,100,477'Decontamination of toxic chemical agents'19925,037,485'Method of cleaning surfaces'19915,017,238'Aqueous cleaning dispersions using adsorptive polymeric powder and method of using'19914,962,170'Method of making highly absorptive polymers'19904,962,133'Method of making highly adsorptive copolymers'19904,870,145'Process for preparing polymeric beads'19894,855,127'Lattice-entrapped composition'19894,663,409'Alpha, beta-unsaturated carbonyl modified amino acid monomer and polymers for biomedical uses'19874,655,957'Contact lens cleaning composition with polymeric beads'19874,440,919'Low N-vinyl lactam content based biomedical devices'19844,436,887'N-Vinyl lactam based biomedical devices'19844,276,402'Polysiloxane/acrylic acid/polcyclic esters of methacrylic acid polymer contact lens'19813,966,902'Polymer complex carriers for an active ingredient'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976Patents assigned to AIRWICK IND (1)· patent assignee history
1976–1987Based in Goshen, CT, US· patent location history
1981–1989Patents assigned to BAUSCH & LOMB (6)· patent assignee history
1981–1984Based in Macedon, NY, US· patent location history
1987–1992Based in Litchfield, CT, US· patent location history
1989–1992Patents assigned to DOW CORNING (8)· patent assignee history
1992Patents assigned to ECOLAB INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DOW CORNING | 8 | 1989–1992 |
| BAUSCH & LOMB | 6 | 1981–1989 |
| AIRWICK IND | 1 | 1976 |
| ECOLAB INC | 1 | 1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Litchfield, CT, US | 11 | 1987–1992 |
| Macedon, New York, US | 3 | 1981–1984 |
| Goshen, CT, US | 2 | 1976–1987 |