US3222327A
Expired / Lapsed
US
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Peroxide catalysts and polymerization processes employing the same
Assignee: Eastman Kodak Co
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Filing: 1961-07-27
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Granted: 1965-12-07
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Expires: 1981-07-27
Abstract
No abstract record available.
Inventors
- 👤 James E Guillet
- 👤 Edmund B Towne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:10
CPC Classifications
C; C08; C08F; C08F4/00; C08F4/28; C08F4/32; C07; C07C; C07C409/00; C07C409/32; C07C409/34; C07C2601/00; C07C2601/12; C07C2601/14; Y; Y10; Y10S; Y10S260/00; Y10S260/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
THE PROCESS FOR THE POLYMERIZATION OF AT LEAST ONE UNSATURATED POLYMERIZABLE COMPOUND CONTAINING A CH2=C< GROUP WHICH COMPRISES POLYMERIZING SAID COMPOUND AT A TEMPERATURE RANGE OF ABOUT 30* TO ABOUT 150*C., IN THE PRESENCE OF A DIACYL PEROXIE HAVING THE FORMULA:
Claim 2
Dependent Claim
41 words
THE PROCESS FOR THE POLYMERIZATION OF AT LEAST ONE UNSATURATED POLYMERIZABLE COMPOUND CONTAINING A CH2=C< GROUP WHICH COMPRISES POLYMERIZING SAID COMPOUND AT A TEMPERATURE RANGE OF ABOUT 30* TO ABOUT 150*C., IN THE PRESENCE OF A DIACYL PEROXIE 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) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |