Patent US3014948A successfully refreshed from Google Patents.
US3014948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cyclic esters of phosphorus compounds
Assignee: Monsanto Chemicals Ltd
•
Filing: 1960-12-07
•
Granted: 1961-12-26
•
Expires: 1980-12-07
Abstract
No abstract record available.
Inventors
- 👤 Gail H Birum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:30
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/26; C10L1/2608; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/30; C07F9/32; C07F9/3205; C07F9/3211; C07F9/38; C07F9/40; C07F9/4003; C07F9/4006; C07F9/4015; C07F9/4018; C07F9/4056; C07F9/547; C07F9/6564; C07F9/6571; C07F9/6574; C07F9/65742; C07F9/65744
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
AN ORGANIC PHOSPHORUS COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
7 words
AN ORGANIC PHOSPHORUS COMPOUND 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) | 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 |