US3014949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxo phosphates, phosphonates and phosphinates
Assignee: Monsanto Chemicals Ltd
•
Filing: 1958-09-26
•
Granted: 1961-12-26
•
Expires: 1978-09-26
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 08:22
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F7/00; C07F7/28; C07F9/09; C07F9/091; C07F9/16; C07F9/22; C07F9/24; C07F9/28; C07F9/30; C07F9/32; C07F9/3258; C07F9/3264; C07F9/38; C07F9/40; C07F9/4071; C07F9/4075
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
14 words
THE METHOD WHICH COMPRISES CONTACTING WITH A HYDROGEN DONOR AN ADDUCT OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOUND OF THE FORMULA
References Cited (Backward Citations)
US2230120A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-25 | 1965-06-26 | 1965-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-25 | 1969-06-26 | 1969-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-25 | 1973-06-26 | 1973-12-26 | $7700.00 | Window Closed / Lapsed |