US3776875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Preparation of modified organopoly-siloxanes in a solvent system
Assignee: Wacker Chemical Corp
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Filing: 1971-12-30
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Granted: 1973-12-04
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Expires: 1991-12-30
Abstract
Abstract THIXOTROPIC CURABLE COMPOSITIONS WITH SELF-PRIMING PROPERTIES ARE PREPARED BY GRAFTING HYDROXYL-TERMINATED ORGANOPOLYSILOXANES WITH UNSATURATED ORGANIC MONOMERS IN THE PRESENCE OF INERT ORGANIC SOLVENTS.
Inventors
- 👤 J Getson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:34
CPC Classifications
C; C08; C08F; C08F283/00; C08F283/12; C08F283/122; Y; Y10; Y10S; Y10S528/00; Y10S528/901
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) | 1976-12-03 | 1977-06-04 | 1977-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-03 | 1981-06-04 | 1981-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-03 | 1985-06-04 | 1985-12-04 | $7700.00 | Window Closed / Lapsed |