Patent US3265313A successfully refreshed from Google Patents.
US3453243A
Expired / Lapsed
US
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Priming with polyisocyanatoorganosilanes
Assignee: Dow Silicones Corp
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Filing: 1965-07-15
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Granted: 1969-07-01
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Expires: 1985-07-15
Abstract
No abstract record available.
Inventors
- 👤 Robert C Hartlein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:48
CPC Classifications
C; C09; C09D; C09D175/00; C09D175/04; B; B05; B05D; B05D3/00; B05D3/10; B05D3/102; C07; C07F; C07F7/00; C07F7/02; C07F7/08; C07F7/0803; C07F7/081; C07F7/0812; C07F7/18; C07F7/1804; C08; C08G; C08G18/00; C08G18/06; C08G18/70; C08G18/72; C08G18/77; C08G18/778; C08K; C08K5/00; C08K5/54; C08K5/541; C08K5/5425; C08L; C08L83/00; C08L83/04; C09D4/00; C08G77/00; C08G77/04
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-30 | 1972-12-30 | 1973-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-30 | 1976-12-30 | 1977-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-30 | 1980-12-30 | 1981-07-01 | $7700.00 | Window Closed / Lapsed |