US3010998A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phosphorus aromatic compounds
Assignee: Monsanto Chemicals Ltd
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Filing: 1960-05-20
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Granted: 1961-11-28
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Expires: 1980-05-20
Abstract
No abstract record available.
Inventors
- 👤 Albert Y Garner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:15
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/49; C08K5/50; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/50; C07F9/5022; C08F; C08F30/00; C08F30/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
16 words
AN ETHYLENICALLY UNSATURATED SECONDARY PHOSPHINE CORRESPONDING TO A GENERAL FORMULA SELECTED FROM THE GROUP CONSISTING OF:
Claim 2
Dependent Claim
16 words
AN ETHYLENICALLY UNSATURATED SECONDARY PHOSPHINE CORRESPONDING TO A GENERAL FORMULA SELECTED FROM THE GROUP CONSISTING OF:
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) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |