US3083222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New cyclic di-imide organo-phosphorus compounds and process for their production
Assignee: Individual
•
Filing: 1958-02-12
•
Granted: 1963-03-26
•
Expires: 1978-02-12
Abstract
No abstract record available.
Inventors
- 👤 Binder Hans
- 👤 Heinle Rudolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:24
CPC Classifications
C; C10; C10M; C10M3/00; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/6564; C07F9/6581; C07F9/6587; Y; Y10; Y10S; Y10S8/00; Y10S8/21
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
6 words
A COMPOUND HAVING THE STRUCTURAL FORMULA:
Claim 2
Dependent Claim
6 words
A COMPOUND HAVING THE STRUCTURAL FORMULA:
Claim 3
Dependent Claim
21 words
A PROCESS FOR PRODUCING THE NITROGENOUS, ORGANIC PHOSPHOROUS COMPOUND OF CLAIM 1 WHICH COMPRISES REACTING A PHOSPHOROUS COMPOUND HAVING THE FORMULA:
References Cited (Backward Citations)
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US2635112A
Cited
US2648706A
Cited
US2795609A
Cited
US2798086A
Cited
US2852550A
Cited
US2870190A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-03-25 | 1966-09-24 | 1967-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-03-25 | 1970-09-24 | 1971-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-03-25 | 1974-09-24 | 1975-03-26 | $7700.00 | Window Closed / Lapsed |