US3516963A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phenolic phosphites used as stabilizers
Assignee: GE Chemicals Inc
•
Filing: 1968-07-22
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Granted: 1970-06-23
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Expires: 1988-07-22
Abstract
No abstract record available.
Inventors
- 👤 Lester Friedman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:11
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/527; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/6564; C07F9/6571; C07F9/6574; C07F9/65746; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/30; C08G18/38; C08G18/3878; C08G18/3882; C08G18/3887; C08G18/40; C08G18/64; C08G18/6461; C08G79/00; C08G79/02; C08G79/04; C08L; C08L27/00; C08L27/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3053878A
Cited
US3378524A
Cited
US3419524A
Cited
US3442982A
Cited
US3382191A
Cited
US3376364A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |