US3455878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adducts of silicon hydrides polysiloxanes and hydrolyzable silanes having alkenyl radicals
Assignee: Dow Silicones Corp
•
Filing: 1968-03-14
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Granted: 1969-07-15
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Expires: 1988-03-14
Abstract
No abstract record available.
Inventors
- 👤 George J Quaal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:58
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/643; D06M15/6436; Y; Y10; Y10S; Y10S528/00; Y10S528/901
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3328482A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |