Patent US1107859A successfully refreshed from Google Patents.
Patent US3245949A successfully refreshed from Google Patents.
US3245949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized polyolefin polymer compositions
Assignee: Individual
•
Filing: 1963-01-07
•
Granted: 1966-04-12
•
Expires: 1983-01-07
Abstract
No abstract record available.
Inventors
- 👤 Stanley A Murdock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:26
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/36; C08K5/37; C08K5/372; C08K5/49; C08K5/51; C08K5/52; C08K5/521; C08K5/523
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
38 words
A STABILIZED OLEFIN POLYMER COMPOSITION COMPRISING A 2 TO 8 CARBON-ATOM ALIPHATIC OLEFIN POLYMER HAVING INCORPORATED THEREIN FROM ABOUT 0.05 TO ABOUT 0.5 WEIGHT PERCENT, BASED ON OLEFIN POLYMER WEIGHT, OF A PHOSPHOROUS-CONTAINING POLYPHENOLIC COMPOUND HAVING THE FORMULA:
Claim 2
Dependent Claim
38 words
A STABILIZED OLEFIN POLYMER COMPOSITION COMPRISING A 2 TO 8 CARBON-ATOM ALIPHATIC OLEFIN POLYMER HAVING INCORPORATED THEREIN FROM ABOUT 0.05 TO ABOUT 0.5 WEIGHT PERCENT, BASED ON OLEFIN POLYMER WEIGHT, OF A PHOSPHOROUS-CONTAINING POLYPHENOLIC COMPOUND HAVING THE FORMULA:
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-11 | 1969-10-11 | 1970-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-11 | 1973-10-11 | 1974-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-11 | 1977-10-11 | 1978-04-12 | $7700.00 | Window Closed / Lapsed |