US3702783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Epoxy silane coupling agents
Assignee: Dow Silicones Corp
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Filing: 1970-09-04
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Granted: 1972-11-14
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Expires: 1990-09-04
Abstract
Abstract THE BONDING OF SILCEOUS SURFACES, SUCH AS GLASS, TO ORGANIC RESINS, SUCH AS POLYAMIDES, IS IMPROVED BY COATING THE SILICEOUS SURFACE WITH A MIXTURE OF 3-GLYCIDOXYPROPYLTRIMETHOXYSILANE AND METHYLTRIMETHOXYSILANE.
Inventors
- 👤 Robert C Hartlein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:55
CPC Classifications
B; B32; B32B; B32B5/00; B32B5/22; B32B5/24; B32B5/26; C; C03; C03C; C03C17/00; C03C17/28; C03C17/30; C03C25/00; C03C25/10; C03C25/1095; B32B2260/00; B32B2260/02; B32B2260/021; B32B2260/04; B32B2260/048; B32B2363/00; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2962; Y10T428/2964
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-11-14 | 1976-05-15 | 1976-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-11-14 | 1980-05-15 | 1980-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-11-14 | 1984-05-15 | 1984-11-14 | $7700.00 | Window Closed / Lapsed |