US3053877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Organic phosphorus compounds
Assignee: Monsanto Chemicals Ltd
•
Filing: 1960-11-25
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Granted: 1962-09-11
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Expires: 1980-11-25
Abstract
No abstract record available.
Inventors
- 👤 Gail H Birum
- 👤 James L Dever
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:23
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/28; C07F9/30; C07F9/32; C07F9/3258; C07F9/3264; C07F9/38; C07F9/40; C07F9/4071; C07F9/4078; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/53; C08K5/5313; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2223/06; C10M2223/065
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
12 words
A PROCESS WHICH COMPRISES REACTING A TRIVALENT PHOSPHORUS ESTER OF THE FORMULA
Claim 2
Dependent Claim
12 words
A PROCESS WHICH COMPRISES REACTING A TRIVALENT PHOSPHORUS ESTER OF THE FORMULA
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) | 1965-09-10 | 1966-03-12 | 1966-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-10 | 1970-03-12 | 1970-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-10 | 1974-03-12 | 1974-09-11 | $7700.00 | Window Closed / Lapsed |