Patent US3361709A successfully refreshed from Google Patents.
US3361709A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyolefins stabilized with a nickel complex of a benzophenone
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1961-04-04
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Granted: 1968-01-02
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Expires: 1981-04-04
Abstract
No abstract record available.
Inventors
- 👤 Delos E Bown
- 👤 Daniel E Nicholson
- 👤 Robert I Mcdougall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:06
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/0091
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
A COMPOSITION CONTAINING A POLYMER OF AN ALPHA MONOOLEFIN HAVING 2 TO 8 CARBON ATOMS AND A STABILIZING AMOUNT OF THE COMPOUND:
Claim 2
Dependent Claim
22 words
A COMPOSITION CONTAINING A POLYMER OF AN ALPHA MONOOLEFIN HAVING 2 TO 8 CARBON ATOMS AND A STABILIZING AMOUNT OF THE COMPOUND:
References Cited (Backward Citations)
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Cited
US2976259A
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US2974171A
Cited
US2985621A
Cited
US2971941A
Cited
US3006885A
Cited
US3006886A
Cited
US3098863A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-01 | 1971-07-03 | 1972-01-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-01 | 1975-07-03 | 1976-01-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-01 | 1979-07-03 | 1980-01-02 | $7700.00 | Window Closed / Lapsed |