US2436141A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dialkyl esters of long-chain alkylphosphonates
Assignee: EIDP Inc
•
Filing: 1946-03-07
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Granted: 1948-02-17
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Expires: 1966-03-07
Abstract
No abstract record available.
Inventors
- 👤 Max T Goebel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:01
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; A; A01; A01N; A01N57/00; A01N57/18; A01N57/20; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/38; C07F9/40; C07F9/4003; C07F9/4006; C10M2223/00; C10M2223/06; C10M2223/065
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2365466A
Cited
US2397422A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-02-16 | 1951-08-18 | 1952-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-02-16 | 1955-08-18 | 1956-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-02-16 | 1959-08-18 | 1960-02-17 | $7700.00 | Window Closed / Lapsed |