US3320185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Novel polymers from condensation of dimeric azidophospha (iii)-carborane and diphosphine
Assignee: Olin Corp
•
Filing: 1963-11-13
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Granted: 1967-05-16
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Expires: 1983-11-13
Abstract
No abstract record available.
Inventors
- 👤 Roy P Alexander
- 👤 Hansjuergen A Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:55
CPC Classifications
C; C08; C08G; C08G79/00; C08G79/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
A LINEAR POLYMERIC CONDENSATION PRODUCT HAVING AS A REPEATING GROUP THE STRUCTURE:
Claim 2
Dependent Claim
12 words
A LINEAR POLYMERIC CONDENSATION PRODUCT HAVING AS A REPEATING GROUP THE STRUCTURE:
References Cited (Backward Citations)
US3155630A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-15 | 1970-11-14 | 1971-05-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-15 | 1974-11-14 | 1975-05-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-15 | 1978-11-14 | 1979-05-16 | $7700.00 | Window Closed / Lapsed |