US3400171A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Recovery of organic fluorides
Assignee: Phillips Petroleum Co
•
Filing: 1966-01-06
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Granted: 1968-09-03
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Expires: 1986-01-06
Abstract
No abstract record available.
Inventors
- 👤 Joe Van Pool
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:56
CPC Classifications
C; C07; C07C; C07C9/00; C07C9/14; C07C9/16; C07C2/00; C07C2/54; C07C2/56; C07C2/58; C07C2/62; C07C7/00; C07C7/10; C07C7/11; C07C2527/00; C07C2527/06; C07C2527/08; C07C2527/12; C07C2527/1206
Claims Analysis
Total Claims: 0
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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) | 1971-09-03 | 1972-03-04 | 1972-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-03 | 1976-03-04 | 1976-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-03 | 1980-03-04 | 1980-09-03 | $7700.00 | Window Closed / Lapsed |