US2965592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-sensitive tape adhesives
Assignee: 3M Co
•
Filing: 1958-03-10
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Granted: 1960-12-20
•
Expires: 1978-03-10
Abstract
No abstract record available.
Inventors
- 👤 Dolores O Ethier
- 👤 Roland A Auger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:19
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/30; C09J7/38; C09J7/381; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2852; Y10T428/2878
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
PERMANENTLY TACKY AND PRESSURE-SENSITIVE TAPE ADHESIVE COMPOSITION COMPRISING A BLEND OF (1) 100 PARTS BY WEIGHT OF SOLID POLYMERIC VINYL ALKYL ETHER HAVING SIDE CHAINS OF AT LEAST TWO AND UP TO ABOUT EIGHT CARBON ATOMS AND (2) ABOUT 2-40 PARTS OF COMPATIBLE NON-HEATADVANCING TERPENE PHENOLIC RESIN SELECTED FROM THE GROUP CONSISTING OF WOOD ROSIN SUBSTITUTED PHENOL AND PINENE SUBSTITUTED PHENOL.
Claim 2
Dependent Claim
61 words
PERMANENTLY TACKY AND PRESSURE-SENSITIVE TAPE ADHESIVE COMPOSITION COMPRISING A BLEND OF (1) 100 PARTS BY WEIGHT OF SOLID POLYMERIC VINYL ALKYL ETHER HAVING SIDE CHAINS OF AT LEAST TWO AND UP TO ABOUT EIGHT CARBON ATOMS AND (2) ABOUT 2-40 PARTS OF COMPATIBLE NON-HEATADVANCING TERPENE PHENOLIC RESIN SELECTED FROM THE GROUP CONSISTING OF WOOD ROSIN SUBSTITUTED PHENOL AND PINENE SUBSTITUTED PHENOL.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |