US3095454A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triarylphosphinedihalomethylenes
Assignee: Monsanto Chemicals Ltd
•
Filing: 1961-11-29
•
Granted: 1963-06-25
•
Expires: 1981-11-29
Abstract
No abstract record available.
Inventors
- 👤 Marco Gino Joseph
- 👤 Speziale Angelo John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:56
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/535; C07F9/5352
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
5 words
A PHOSPHINEDIHALOMETHYLENE OF THE FORMULA
Claim 2
Dependent Claim
5 words
A PHOSPHINEDIHALOMETHYLENE OF THE FORMULA
Claim 3
Independent Claim
9 words
THE METHOD OF MAKING A PHOSPHINEDIHALOMETHYLENE OF THE FORMULA
Claim 4
Independent Claim
9 words
THE METHOD OF MAKING A PHOSPHINEDIHALOMETHYLENE 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) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |