US3529003A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluorine containing silicones
Assignee: Dow Chemical Co
•
Filing: 1967-07-17
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Granted: 1970-09-15
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Expires: 1987-07-17
Abstract
No abstract record available.
Inventors
- 👤 Douglas A Rausch
- 👤 William C Behnke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:16
CPC Classifications
C; C07; C07C; C07C29/00; C07C29/68; C07C31/00; C07C31/34; C07C31/40; C07C35/00; C07C35/02; C07C35/04; C07C35/045; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0838; C08; C08G; C08G77/00; C08G77/04; C08G77/22; C08G77/24; C10; C10M; C10M3/00; C07C2601/00; C07C2601/12; C07C2601/14; C10M2229/00; C10M2229/04; C10M2229/05; C10M2229/051; C10N; C10N2040/00; C10N2040/08; C10N2040/14; C10N2040/16; C10N2040/17; C10N2040/175; C10N2040/18; C10N2040/185
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) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |