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Patent US2579095A successfully refreshed from Google Patents.
US2579095A
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Photopolymerization process and photopolymerizable compositions of matter
Assignee: Alexander H Kerr & Co
•
Filing: 1947-11-10
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Granted: 1951-12-18
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Expires: 1967-11-10
Abstract
No abstract record available.
Inventors
- 👤 Carrol C Sachs
- 👤 Bond John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 11:17
CPC Classifications
C; C08; C08F; C08F2/00; C08F2/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
66 words
A PROCESS FOR PHOTOPOLYMERIZATION OF A PHOTOPOLYMERIZABLE ETHYLENICALLY UNSATURATED RESINOPHORIC COMPOUND WHICH COMPRISES ADDING TO SUCH RESINOPHORIC COMPOUND FROM ABOUT .01% TO ABOUT 5% OF A COMPOUND CONTAINING THE SO2X RADICAL IN WHICH RADICAL X IS A HALOGEN, THE REMAINING VALENCY OF THE S BEING SATISFIED BY A RADICAL CHOSEN FROM THE GROUP CONSISTING OF ARYL, ALKYL AND HALOGEN RADICALS AND IRRADIATING SAID MIXTURE WITH LIGHT.
Claim 2
Dependent Claim
66 words
A PROCESS FOR PHOTOPOLYMERIZATION OF A PHOTOPOLYMERIZABLE ETHYLENICALLY UNSATURATED RESINOPHORIC COMPOUND WHICH COMPRISES ADDING TO SUCH RESINOPHORIC COMPOUND FROM ABOUT .01% TO ABOUT 5% OF A COMPOUND CONTAINING THE SO2X RADICAL IN WHICH RADICAL X IS A HALOGEN, THE REMAINING VALENCY OF THE S BEING SATISFIED BY A RADICAL CHOSEN FROM THE GROUP CONSISTING OF ARYL, ALKYL AND HALOGEN RADICALS AND IRRADIATING SAID MIXTURE WITH LIGHT.
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) | 1954-12-17 | 1955-06-18 | 1955-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-17 | 1959-06-18 | 1959-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-17 | 1963-06-18 | 1963-12-18 | $7700.00 | Window Closed / Lapsed |