US3483062A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of reducing adhesion
Assignee: Dunlop Co Ltd
•
Filing: 1966-12-19
•
Granted: 1969-12-09
•
Expires: 1986-12-19
Abstract
No abstract record available.
Inventors
- 👤 Evelyn W Madge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:23
CPC Classifications
B; B29; B29D; B29D35/00; B29D35/10; A; A43; A43B; A43B9/00; A43B9/12; B29C; B29C37/00; B29C37/0067; B29C37/0075; B29D29/00; B29D30/00; B29D30/06; B29D30/38; B29D30/40; B29K; B29K2021/00; B29K2105/00; B29K2105/0058; B29K2105/0064
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A METHOD FOR REDUCING ADHESION BETWEEN THE SURFACES OF TWO LAYERS OF RUBBER COMPOSITION AT LEAST ONE OF WHICH LAYERS IS A LAYER OF AN UNVULCANIZED RUBBER COMPOSITION WHICH COMPRISES FORMING A NON-TACKY FILM COMPRISING TRANS-POLYISOPRENE ON AT LEAST ONE OF THE SURFACES TO BE CONTACTED, PRIOR TO CONTACTING THE SURFACES OF THE TWO LAYERS OF RUBBER COMPOSITION.
Claim 2
Independent Claim
58 words
A METHOD FOR REDUCING ADHESION BETWEEN THE SURFACES OF TWO LAYERS OF RUBBER COMPOSITION AT LEAST ONE OF WHICH LAYERS IS A LAYER OF AN UNVULCANIZED RUBBER COMPOSITION WHICH COMPRISES FORMING A NON-TACKY FILM COMPRISING TRANS-POLYISOPRENE ON AT LEAST ONE OF THE SURFACES TO BE CONTACTED, PRIOR TO CONTACTING THE SURFACES OF THE TWO LAYERS OF RUBBER COMPOSITION.
References Cited (Backward Citations)
US2051849A
Cited
US2631953A
Cited
US2656292A
Cited
US2732882A
Cited
US2739093A
Cited
US3044533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |