US3440277A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluoroaromatic compounds
Assignee: United States Department of the Air Force
•
Filing: 1965-12-13
•
Granted: 1969-04-22
•
Expires: 1985-12-13
Abstract
No abstract record available.
Inventors
- 👤 Dewey G Holland
- 👤 Christ Tamborski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:35
CPC Classifications
C; C07; C07D; C07D209/00; C07D209/02; C07D209/44; C07D209/48; C07C; C07C17/00; C07C17/093; C07C17/10; C07C17/12; C07C243/00; C07C37/00; C07C37/01; C07C37/045; C07C63/00; C07C63/68; C07C63/72; C07F; C07F1/00; C07F1/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1972-04-21 | 1972-10-21 | 1973-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-21 | 1976-10-21 | 1977-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-21 | 1980-10-21 | 1981-04-22 | $7700.00 | Window Closed / Lapsed |