Patent US2879283A successfully refreshed from Google Patents.
US2879283A
Expired / Lapsed
US
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Sulfoalkyl phosphorothioates and metal salts thereof
Assignee: Monsanto Chemicals Ltd
•
Filing: 1955-06-06
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Granted: 1959-03-24
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Expires: 1975-06-06
Abstract
No abstract record available.
Inventors
- 👤 Van R Gaertner
- 👤 Gail H Birum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:10
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/16; C07F9/165; C07F9/1651; C08; C08K; C08K5/00; C08K5/49; C08K5/5398
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
11 words
THE PROCESS WHICH COMPRISES REACTING AN ALKANE SULTONE OF THE FORMULA
Claim 4
Dependent Claim
11 words
THE PROCESS WHICH COMPRISES REACTING AN ALKANE SULTONE OF THE FORMULA
References Cited (Backward Citations)
GB452508A
Cited
US2494283A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-23 | 1962-09-22 | 1963-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-23 | 1966-09-22 | 1967-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-23 | 1970-09-22 | 1971-03-24 | $7700.00 | Window Closed / Lapsed |