US3280222A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aminophenoxy and nitrophenoxy phosphonitriles
Assignee: Olin Corp
•
Filing: 1965-11-15
•
Granted: 1966-10-18
•
Expires: 1985-11-15
Abstract
No abstract record available.
Inventors
- 👤 Ehrenfried H Kober
- 👤 Henry F Lederle
- 👤 Gerhard F Ottmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:51
CPC Classifications
C; C08; C08G; C08G79/00; C08G79/02; C08G79/025; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/6564; C07F9/6581; C07F9/65812
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
7 words
A CYCLIC POLYMERIC COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
7 words
A CYCLIC POLYMERIC COMPOUND OF THE FORMULA
Claim 3
Dependent Claim
5 words
A COMPOUND OF THE FORMULA-
Claim 4
Dependent Claim
5 words
A 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) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |