Patent US3179612A successfully refreshed from Google Patents.
US3179612A
Expired / Lapsed
US
⏱️ 0.0 years remaining
alpha, beta-unsaturated carboxylicester-substituted organosilicon compounds
Assignee: Dow Silicones Corp
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Filing: 1962-02-02
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Granted: 1965-04-20
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Expires: 1982-02-02
Abstract
No abstract record available.
Inventors
- 👤 Edwin P Plueddemann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:07
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0834; C07F7/0892; C07F7/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
11 words
A SILANE OF THE FORMULA SELECTED FROM THE GROUP CONSISTING OF
Claim 2
Dependent Claim
11 words
A SILANE OF THE FORMULA SELECTED FROM THE GROUP CONSISTING OF
References Cited (Backward Citations)
US2770632A
Cited
US2823218A
Cited
US2833802A
Cited
US2922806A
Cited
US2898361A
Cited
US2906735A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-04-19 | 1968-10-19 | 1969-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-19 | 1972-10-19 | 1973-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-19 | 1976-10-19 | 1977-04-20 | $7700.00 | Window Closed / Lapsed |