Patent US3205206A successfully refreshed from Google Patents.
US3205206A
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US
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Modifying polymers
Assignee: Hercules Powder Co
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Filing: 1962-10-15
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Granted: 1965-09-07
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Expires: 1982-10-15
Abstract
No abstract record available.
Inventors
- 👤 Arnold F Marcantonio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:18
CPC Classifications
C; C10; C10M; C10M143/00; C08; C08F; C08F8/00; C08F8/30; C08J; C08J3/00; C08J7/00; C08J7/12; C10M2215/00; C10M2215/18; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/10; C10M2219/102; C10M2219/104; C10M2219/106; Y; Y10; Y10S; Y10S260/00; Y10S260/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A HYDROCARBON POLYMER MODIFIED BY TREATING WITH FROM ABOUT 0.001% TO ABOUT 20% OF AN ARYL MONOAZIDE HAVING THE FORMULA RN3 WHERE R IS AN ARTOMATIC GROUPING, UNDER IRRADIATION AT A WAVE LENGTH BETWEEN ABOUT 0.01 A. AND ABOUT 7600 A.
Claim 2
Dependent Claim
41 words
A HYDROCARBON POLYMER MODIFIED BY TREATING WITH FROM ABOUT 0.001% TO ABOUT 20% OF AN ARYL MONOAZIDE HAVING THE FORMULA RN3 WHERE R IS AN ARTOMATIC GROUPING, UNDER IRRADIATION AT A WAVE LENGTH BETWEEN ABOUT 0.01 A. AND ABOUT 7600 A.
References Cited (Backward Citations)
US2852379A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |