Inventor
Catharine E. Looney
Inventor
Wilmington, DE, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G03Gprimary
G03GElectrography22%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
G01NInvestigating or analysing materials by determining their chemical or physical properties11%
G03FPhotomechanical production of textured or patterned surfaces, e.g. for printing, for processing of semiconductor devices11%
Y10TTechnical subjects covered by former us classification11%
B29DProducing particular articles from plastics or from substances in a plastic state6%
D06PDyeing or printing textiles6%
F21VFunctional features or details of lighting devices or systems thereof6%
G02BOptical elements, systems or apparatus6%
G03CPhotosensitive materials for photographic purposes6%
PatentTitleYear
5,051,329'Reversal development of latent electrostatic images on xeroprinting masters'19914,960,660'High resolution superimposed images from photopolymer electrographic master'19904,897,327'Correct-reading images from photopolymer electrographic master'19904,818,660'Photohardenable electrostatic master having improved backtransfer and charge decay'19894,480,042'Covalently bonded high refractive index particle reagents and their use in light scattering immunoassays'19844,401,765'Covalently bonded high refractive index particle reagents and their use in light scattering immunoassays'19834,167,490'Flexible ultraviolet radiation transmitting filters'19793,933,423'Azoic dyeing of leather'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1990Patents assigned to DU PONT (7)· patent assignee history
1976–1990Based in Wilmington, DE, US· patent location history
1989Based in Centreville, DE, US· patent location history
1991Patents assigned to DXIMAGING (1)· patent assignee history
1991Based in Centerville, DE, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DU PONT | 7 | 1976–1990 |
| DXIMAGING | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Wilmington, Delaware, US | 6 | 1976–1990 |
| Centerville, Delaware, US | 1 | 1991 |
| Centreville, Delaware, US | 1 | 1989 |