US3491024A
Expired / Lapsed
US
⏱️ 0.0 years remaining
2,6-disubstituted primary aryl phosphites,their salts and phosphorodihalidites and processes for the manufacture thereof
Assignee: GE Chemicals Inc
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Filing: 1967-09-15
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Granted: 1970-01-20
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Expires: 1987-09-15
Abstract
No abstract record available.
Inventors
- 👤 Francis M Kujawa
- 👤 Alvin F Shepard
- 👤 Bobby F Dannels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:19
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/26; C10L1/2633; C10M; C10M1/00; C10M1/08; C10L1/2641; C10L1/2658; C10M2207/00; C10M2207/28; C10M2207/282; C10M2207/34; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2223/043; C10M2227/00; C10M2227/02; C10M2227/06; C10M2227/061; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2010/08; C10N2010/10; C10N2010/12; C10N2010/14; C10N2010/16; C10N2040/00; C10N2040/02; C10N2040/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3126343A
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US2234379A
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US2241243A
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US2432095A
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US2413353A
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US2612488A
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US2728791A
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US2839563A
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US3281381A
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US3240704A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |