US3305526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phenoxy phosphite polymers
Assignee: GE Chemicals Inc
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Filing: 1964-07-07
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Granted: 1967-02-21
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Expires: 1984-07-07
Abstract
No abstract record available.
Inventors
- 👤 Guttag Alvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:18
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/68; C08G63/692; C08G63/6924; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/091; C07F9/141; C07F9/1411; C07F9/547; C07F9/655; C07F9/6552; C07F9/6564; C07F9/6571; C07F9/6574; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/48; C08G18/50; C08G18/5075; C08G18/5078; C08G18/5081; C08G18/5087; Y; Y10; Y10S; Y10S525/00; Y10S525/93
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
14 words
A PROCESS OF PREPARING A PHOSPHITE COMPRISING REACTING A PHENOXY POLYMER HAVING THE FORMULA
References Cited (Backward Citations)
US3074966A
Cited
US3142651A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |