US3423443A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluoroalkyltin compounds
Assignee: FMC Corp
•
Filing: 1965-07-23
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Granted: 1969-01-21
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Expires: 1985-07-23
Abstract
No abstract record available.
Inventors
- 👤 Walter Blochl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:45
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/50; D06M13/51; C; C03; C03C; C03C17/00; C03C17/28; C03C17/32; C07; C07F; C07F7/00; C07F7/22; C07F7/2224; C08; C08G; C08G79/00; C08G79/12
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) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |