US3279919A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photopolymerization of ethylenically unsaturated organic compositions
Assignee: Gevaert Photo Producten NV
•
Filing: 1963-04-22
•
Granted: 1966-10-18
•
Expires: 1983-04-22
Abstract
No abstract record available.
Inventors
- 👤 Laridon Urbain Leopold
- 👤 Conix Andre Jan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 08:21
CPC Classifications
G; G03; G03F; G03F7/00; G03F7/004; G03F7/027; G03F7/028; G03F7/031; C; C08; C08F; C08F2/00; C08F2/46; C08F4/00; C08F4/04; Y; Y10; Y10S; Y10S430/00; Y10S430/1053; Y10S430/1055; Y10S430/114; Y10S430/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
32 words
A PROCESS FOR THE PHOTOPOLYMERIZATION OF ETHYLENICALLY UNSATURATED ORGANIC COMPOSITIONS WHICH COMPRISES EXPOSING SAID ETHYLENICALLY UNSATURATED ORGANIC COMPOSITIONS TO ACTINIC LIGHT RAYS IN THE PRESENCE OF A PHOTOPOLYMERIZATION INITATOR HAVING THE FORMULA:
Claim 2
Dependent Claim
32 words
A PROCESS FOR THE PHOTOPOLYMERIZATION OF ETHYLENICALLY UNSATURATED ORGANIC COMPOSITIONS WHICH COMPRISES EXPOSING SAID ETHYLENICALLY UNSATURATED ORGANIC COMPOSITIONS TO ACTINIC LIGHT RAYS IN THE PRESENCE OF A PHOTOPOLYMERIZATION INITATOR HAVING THE FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |