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Patent US3387015A successfully refreshed from Google Patents.
US3387015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Siltolylene compounds
Assignee: Dow Silicones Corp
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Filing: 1965-04-26
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Granted: 1968-06-04
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Expires: 1985-04-26
Abstract
No abstract record available.
Inventors
- 👤 William A Piccoli
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 13:53
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0896; C07F7/0834; C07F7/0836; C07F7/0838; C07F7/18; C07F7/1804; C08; C08G; C08G77/00; C08G77/48; C08G77/50; C08G77/52; H; H01; H01G; H01G4/00; H01G4/002; H01G4/018; H01G4/20; H01G4/22; H01G4/221; H01G4/222
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
5 words
A COMPOSITION OF THE FORMULA
Claim 2
Dependent Claim
5 words
A COMPOSITION OF THE FORMULA
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) | 1971-06-04 | 1971-12-04 | 1972-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-04 | 1975-12-04 | 1976-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-04 | 1979-12-04 | 1980-06-04 | $7700.00 | Window Closed / Lapsed |