Patent US2008340A successfully refreshed from Google Patents.
US3746567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Siloxane-unsaturated ester coated product
Assignee: EIDP Inc
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Filing: 1970-12-17
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Granted: 1973-07-17
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Expires: 1990-12-17
Abstract
Abstract AN ARTICLE OF MANUFACTURE COMPRISING A SUBSTRATE AND AN ORGANIC COATING THEREON CROSSLINKED IN SITU BY IONIZING RADIATION AND, PRIOR TO CURING, CONSISTING ESSENTIALLY OF AN ALPHA-BETA OLEFINICALLY UNSATURATION SILOXANE. THE UNSATURATED SILOXANE IS PREPARED BY REACTING A HYDROXYALKYL ESTER OF AN ALPHA-BETA OLEFINICALLY UNSATURATED MONOCARBOXYLIC ACID WITH A SILOXANE HAVING AT LEAST TWO FUNCTIONAL GROUPS SELECTED FROM HYDROXYL GROUPS AND ALKOXY GROUPS. THE UNSATURATED SILOXANE CAN BE PREPARED BY A CONVENTIONAL CONDENSATION REACTION.
Inventors
- 👤 J Nordstrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:04
CPC Classifications
C; C08; C08F; C08F30/00; C08F30/04; C08F30/08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J2355/00; C08J2355/02; C08J2483/00; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/31504; Y10T428/31652; Y10T428/31663
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) | 1976-07-16 | 1977-01-15 | 1977-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-16 | 1981-01-15 | 1981-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-16 | 1985-01-15 | 1985-07-17 | $7700.00 | Window Closed / Lapsed |