US3542830A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorocarbon silicone compositions
Assignee: Dow Silicones Corp
•
Filing: 1968-08-02
•
Granted: 1970-11-24
•
Expires: 1988-08-02
Abstract
No abstract record available.
Inventors
- 👤 Yung Ki Kim
- 👤 Lorne A Loree
- 👤 Ogden R Pierce
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 21:05
CPC Classifications
C; C10; C10M; C10M3/00; C07; C07C; C07C323/00; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0836; C07F7/0838; C07F7/0896; C07F7/12; C07F7/21; C08; C08G; C08G77/00; C08G77/48; C08G77/50; C10M2229/00; C10M2229/04; C10M2229/05; C10M2229/051; C10M2229/053; Y; Y10; Y10S; Y10S525/00; Y10S525/925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2884434A
Cited
US3347897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-23 | 1974-05-25 | 1974-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-23 | 1978-05-25 | 1978-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-23 | 1982-05-25 | 1982-11-24 | $7700.00 | Window Closed / Lapsed |