Patent US3167281A successfully refreshed from Google Patents.
US3167281A
Expired / Lapsed
US
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Fourdrinier wire cloth
Assignee: Cheney Bigelow Wire Works Inc
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Filing: 1962-06-13
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Granted: 1965-01-26
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Expires: 1982-06-13
Abstract
No abstract record available.
Inventors
- 👤 Herbert S Hill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:13
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/0027; D21F1/10; Y; Y10; Y10S; Y10S162/00; Y10S162/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
THREE-LEAF TWILL-WEAVE METAL CLOTH FOR PAPER MACHINES CHARACTERIZED BY THE FACT THAT IN THE LONGITUDINAL DIRECTION IT CONSISTS OF TWO STAINLESS STEEL WARP THREADS OF CIRCULAR CROSS-SECTION EXTENDING IN THE SAME DIRECTION PARALLEL TO EACH OTHER PER MESH WHILE IN THE TRANSVERSE DIRECTION IT CONSISTS OF A SINGLE NON-FERROUS WEFT THREAD OF CIRCULAR CROSS-SECTION PER MESH, THE METAL STRANDS OF THE PAIRS OF WARP THREADS BEING IN CONTACT WITH EACH OTHER IN THE PLANE OF THE WIRE CLOTH, THE WARP THREADS BEING OF SMALLER DIAMETER THAN THE DIAMETER OF THE WEFT THREADS AND THE WARP THREADS BEING LOCATED WITHIN THE UPPER AND LOWER OUTER HORIZONTAL PLANES OF THE WIRE CLOTH.
Claim 2
Dependent Claim
110 words
THREE-LEAF TWILL-WEAVE METAL CLOTH FOR PAPER MACHINES CHARACTERIZED BY THE FACT THAT IN THE LONGITUDINAL DIRECTION IT CONSISTS OF TWO STAINLESS STEEL WARP THREADS OF CIRCULAR CROSS-SECTION EXTENDING IN THE SAME DIRECTION PARALLEL TO EACH OTHER PER MESH WHILE IN THE TRANSVERSE DIRECTION IT CONSISTS OF A SINGLE NON-FERROUS WEFT THREAD OF CIRCULAR CROSS-SECTION PER MESH, THE METAL STRANDS OF THE PAIRS OF WARP THREADS BEING IN CONTACT WITH EACH OTHER IN THE PLANE OF THE WIRE CLOTH, THE WARP THREADS BEING OF SMALLER DIAMETER THAN THE DIAMETER OF THE WEFT THREADS AND THE WARP THREADS BEING LOCATED WITHIN THE UPPER AND LOWER OUTER HORIZONTAL PLANES OF THE WIRE CLOTH.
References Cited (Backward Citations)
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US2062773A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |