UST934010I4
Expired / Lapsed
US
⏱️ 0.0 years remaining
Defensive publication
Assignee: —
•
Filing: 1974-05-24
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Granted: 1975-05-06
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Expires: 1994-05-24
Abstract
Abstract A VERY USEFUL LAMINATED ROLL WHICH HAS AS ITS ESSENTIAL COMPONENTS (A) A CYLINDRICAL METALLIC CORE, (B) A LAYER OF ADHESIVE ADHERING TO AND SUBSTANTIALLY SURROUNDING SAID CORE AND (C) A PERFLUORINATED ELASTOMER LAYER ADHERING TO AND SUBSTANTIALLY SURROUNDING SAID ADHESIVE LAYER, SAID PERFLUORINATED ELASTOMER BEING AN ELASTOMERIC COPOLYMER OF TETRAFLUOROETHYLENE, A PERFLUOROALKYL PERFLUOROVINYL ETHER AND OPTIONALLY A SUITABLE FUNCTIONALLY SUBSTITUTED PERFLUOROALKYL PERFLUOROVINYL ETHER. ROLLS OF THIS INVENTION HAVE BENEFICIAL UTILITT AS ADHESIVE APPLICATION ROLLS, TEXTILE FINISHING ROLLS, FUSER ROLLS FOR OFFICE COPYING MACHINES, AND THE LIKE.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:43
CPC Classifications
F; F16; F16C; F16C13/00; B; B41; B41N; B41N7/00; D; D06; D06B; D06B23/00; D06B23/02; D21; D21B; D21B1/00; D21B1/02; G; G03; G03G; G03G15/00; G03G15/20; G03G15/2003; G03G15/2014; G03G15/2053; G03G15/2057; B41N2207/00; B41N2207/02; B41N2207/14; F16C2340/00
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) | 1978-05-05 | 1978-11-04 | 1979-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-05-05 | 1982-11-04 | 1983-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-05-05 | 1986-11-04 | 1987-05-06 | $7700.00 | Window Closed / Lapsed |