Inventor
Gregory Halpern
Inventor
Tarrytown, NY, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Jprimary
C08JWorking-up29%
A61LMethods or apparatus for sterilising materials or objects in general14%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds14%
C09DCoating compositions, e.g. paints, varnishes or lacquers14%
Y10TTechnical subjects covered by former us classification14%
B41NPrinting plates or foils10%
A61NElectrotherapy5%
PatentTitleYear
5,037,677'Method of interlaminar grafting of coatings'19915,023,114'Method of hydrophilic coating of plastics'19914,810,586'Method enhanced polysaccharide coating of plastic objects'19894,801,475'Method of hydrophilic coating of plastics'19894,777,109'RF plasma treated photosensitive lithographic printing plates'19884,722,867'Albumin-enhanced polysaccharide solution'19884,676,257'Dental anesthesia apparatus'19874,657,820'Plastic article containing a top coat comprising an albumin and polysaccharide mixture'19874,596,189'Lithographic printing plate'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–1991Based in Tarrytown, NY, US· patent location history
1987–1991Patents assigned to HALPERN GREGORY (7)· patent assignee history
1987–1989Patents assigned to GOULD JACK U (3)· patent assignee history
1987Based in Vernon Hills, IL, US· patent location history
1989–1991Patents assigned to BEAVERS ELLINGTON M (3)· patent assignee history
1989–1991Patents assigned to CAMPBELL CHARLES (3)· patent assignee history
1989–1991Patents assigned to CHEH HUK Y (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HALPERN GREGORYself | 7 | 1987–1991 |
| BEAVERS ELLINGTON M | 3 | 1989–1991 |
| CAMPBELL CHARLES | 3 | 1989–1991 |
| GOULD JACK U | 3 | 1987–1989 |
| CHEH HUK Y | 2 | 1989–1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tarrytown, New York, US | 8 | 1986–1991 |
| Vernon Hills, Illinois, US | 1 | 1987 |