US3484470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bis-(fluoroalkoxy) alkylsilanes
Assignee: United States Department of Agriculture
•
Filing: 1968-04-17
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Granted: 1969-12-16
•
Expires: 1988-04-17
Abstract
No abstract record available.
Inventors
- 👤 Allen G Pittman
- 👤 William L Wasley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:34
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/22; C08G77/24; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/12; C07F7/18; C07F7/1804
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2920092A
Cited
US3012006A
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US3038000A
Cited
US3094497A
Cited
US3132117A
Cited
US3334123A
Cited
US3362933A
Cited
US3331813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-15 | 1973-06-16 | 1973-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-15 | 1977-06-16 | 1977-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-15 | 1981-06-16 | 1981-12-16 | $7700.00 | Window Closed / Lapsed |