Patent US3790533A successfully refreshed from Google Patents.
US3790533A
Expired / Lapsed
US
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Pressure sensitive adhesive copolymers and tapes therefrom
Assignee: Individual
•
Filing: 1972-01-26
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Granted: 1974-02-05
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Expires: 1992-01-26
Abstract
Abstract PRESSURE SENSITIVE ADHESIVE POLYMERS OF MONOMERS CONSISTING OF CERTAIN CARBOXYLIC ACID VINYL MONOMERS, AN AMINOALKYL ACRYLATE OR METHACRYLATE IN AN AMOUNT WHICH IS WITHIN $10% OF THE ACID-BASE EQUIVALENT OF THE CARBOXYLIC ACID VINYL MONOMERS, AND AN ALKYL ACRYLATE IN AN AMOUNT FROM 65 TO 99.6% BY WEIGHT OF THE TOTAL MONOMERS. OTHER COPOLYMERIZABLE MONOMERS MAY OPTIONALLY BE PRESENT, INCLUDING CROSS-LINKING MONOMRES. TAPES COATED WITH THE PRESSURE SENSITIVE ADHESIVE POLYMERS ARE DESCRIBED.
Inventors
- 👤 C Samour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:09
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/21; C09J7/30; C09J7/38; C09J7/381; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2852; Y10T428/2878; Y10T428/2891
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) | 1977-02-04 | 1977-08-06 | 1978-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-02-04 | 1981-08-06 | 1982-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-02-04 | 1985-08-06 | 1986-02-05 | $7700.00 | Window Closed / Lapsed |