Patent US4843275A successfully refreshed from Google Patents.
US3076252A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wire screen selvage and method of manufacture
Assignee: Warner and Swasey Co
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Filing: 1959-08-19
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Granted: 1963-02-05
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Expires: 1979-08-19
Abstract
No abstract record available.
Inventors
- 👤 Walter A Hofmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:43
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/305; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/47; B29C66/472; B29C66/4722; B29C66/70; B29C66/72; B29C66/729; B29C66/81; B29C66/814; B29C66/8145; B29C66/81463; B29C66/816; B29C66/8161; B29C66/84; B29C66/843; B29C66/8432; D; D03; D03D; D03D47/00; D03D47/40; D03D47/50; B29C65/74; B29C65/749; B29C66/71; B29K; B29K2313/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
193 words
THE METHOD OF MANUFACTURING WIRE CLOTH WHICH COMPRISES WEAVING THE CLOTH WITH SUBSTANTIALLY PARALLEL WEFT WIRES OF PREDETERMINED LENGTH WOVEN TRANSVERSELY THROUGH THE LONGITUDINALLY EXTENDING WARP WIRES AND HAVING SUBSTANTIALLY STRAIGHT CUT OFF OPPOSITE ENDS; SIMULTANEOUSLY WITH THE WEAVING OF THE CLOTH WEAVING THEREIN ADJACENT TO THE LONGITUDINAL MARGINS OF THE CLOTH WARPLIKE STRANDS OF LARGER CROSS-SECTIONAL AREA THAN THE WARP AND WEFT WIRES AND OF A MATERIAL WHICH FUSES AT A LOWER TEMPERATURE THAN SAID WIRES; THEN APPLYING HEAT AND PRESSURE TO SAID WARP-LIKE STRANDS TO FUSE THE STRANDS INTO FORMABLE MASSES AND PRESS SAID MASSES INTO SUBSTANTIALLY STRIP-LIKE FORMS HAVING APPRECIABLE WIDTH AND EXTENDING LONGITUDINALLY OF THE CLOTH AND EMBEDDING THEREIN PORTIONS OF THE WEFT WIRES EXTENDING TRANSVERSELY OF THE STRIPLIKE FORMS; CAUSING SOLIDIFICATION OF SAID STRIP-LIKE FORMS; AND THEN SEVERING FROM THE SOLIDIFIED STRIP-LIKE FORMS THE LONGITUDINAL OUTER EDGE PORTIONS THEREOF AND FROM THE PORTIONS OF THE WEFT WIRES EMBEDDED IN SAID FORMS THE PARTS OF SAID PORTIONS THAT ARE EMBEDDED IN THE LONGITUDINAL OUTER EDGE PORTIONS OF THE STRIP-LIKE FORMS TO PROVIDE THE CLOTH WITH SMOOTH SELVAGES FROM WHICH NO WEFT WIRES PROJECT AT THE MARGINS OF THE CLOTH.
Claim 2
Independent Claim
193 words
THE METHOD OF MANUFACTURING WIRE CLOTH WHICH COMPRISES WEAVING THE CLOTH WITH SUBSTANTIALLY PARALLEL WEFT WIRES OF PREDETERMINED LENGTH WOVEN TRANSVERSELY THROUGH THE LONGITUDINALLY EXTENDING WARP WIRES AND HAVING SUBSTANTIALLY STRAIGHT CUT OFF OPPOSITE ENDS; SIMULTANEOUSLY WITH THE WEAVING OF THE CLOTH WEAVING THEREIN ADJACENT TO THE LONGITUDINAL MARGINS OF THE CLOTH WARPLIKE STRANDS OF LARGER CROSS-SECTIONAL AREA THAN THE WARP AND WEFT WIRES AND OF A MATERIAL WHICH FUSES AT A LOWER TEMPERATURE THAN SAID WIRES; THEN APPLYING HEAT AND PRESSURE TO SAID WARP-LIKE STRANDS TO FUSE THE STRANDS INTO FORMABLE MASSES AND PRESS SAID MASSES INTO SUBSTANTIALLY STRIP-LIKE FORMS HAVING APPRECIABLE WIDTH AND EXTENDING LONGITUDINALLY OF THE CLOTH AND EMBEDDING THEREIN PORTIONS OF THE WEFT WIRES EXTENDING TRANSVERSELY OF THE STRIPLIKE FORMS; CAUSING SOLIDIFICATION OF SAID STRIP-LIKE FORMS; AND THEN SEVERING FROM THE SOLIDIFIED STRIP-LIKE FORMS THE LONGITUDINAL OUTER EDGE PORTIONS THEREOF AND FROM THE PORTIONS OF THE WEFT WIRES EMBEDDED IN SAID FORMS THE PARTS OF SAID PORTIONS THAT ARE EMBEDDED IN THE LONGITUDINAL OUTER EDGE PORTIONS OF THE STRIP-LIKE FORMS TO PROVIDE THE CLOTH WITH SMOOTH SELVAGES FROM WHICH NO WEFT WIRES PROJECT AT THE MARGINS OF THE CLOTH.
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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) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |