US3581348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seams for papermaking clothing
Assignee: Huyck Corp
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Filing: 1970-07-27
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Granted: 1971-06-01
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Expires: 1990-07-27
Abstract
Abstract THIS INVENTION RELATES TO SEAMS FOR JOINING TOGETHER THE ENDS OF CONVEYOR BELTS USED IN PAPER MANUFACTURING THAT INCLUDE MEANS FOR FLEXIBLY INTERCONNECTING THE ENDS, AND COMPRISES A FLAP HAVING AT LEAST ONE CHANNEL, WHICH FLAP COVERS ALL OF THE CONNECTING MEANS AND IS AFFIXED TO THE PAPER CONTACTING SURFACE OF SAID BELT BY YARNS WHICH ARE POSITIONED IN SAID FLAP.
Inventors
- 👤 Thomas Jack Lister
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:32
CPC Classifications
F; F16; F16G; F16G3/00; F16G3/02; F16G3/04; Y; Y10; Y10T; Y10T24/00; Y10T24/16; Y10T24/1688
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) | 1974-05-31 | 1974-11-30 | 1975-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-05-31 | 1978-11-30 | 1979-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-05-31 | 1982-11-30 | 1983-06-01 | $7700.00 | Window Closed / Lapsed |