US3467638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorinated cure-site monomers and vulcanizable fluorocarbon polymers made therewith
Assignee: EIDP Inc
•
Filing: 1967-03-07
•
Granted: 1969-09-16
•
Expires: 1987-03-07
Abstract
No abstract record available.
Inventors
- 👤 Dexter Brayton Pottison
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:06
CPC Classifications
C; C07; C07C; C07C59/00; C07C59/40; C07C59/58; C07C59/64; C07C59/66; C07C59/68; C07C43/00; C07C43/02; C07C43/20; C07C43/225; C07C51/00; C07C51/58; C08; C08F; C08F16/00; C08F16/12; C08F16/14; C08F16/24
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |