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US3221736A Expired / Lapsed US ⏱️ 0.0 years remaining

Dressings and bandages

Assignee: Individual
•
Filing: 1964-04-22
•
Granted: 1965-12-07
•
Expires: 1984-04-22
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Abstract

No abstract record available.

Inventors

  • 👤 Heitzmann Friedrich

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 18:33
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/01; A61F13/01021; A61F2013/00089; A61F2013/00102; A61F2013/00119; A61F2013/00238

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 211 words
A BANDAGE FOR DRESSING WOUNDS, COMPRISING A GROUND WARP CONSISTING OF CRINKLED YARN, A WEFT CONSISTING OF UNCRINKLED YARN OF LARGER DIAMETER THAN THAT OF THE WARP YARN FOR MAINTAINING SPACING FOR THE WARP YARN WHEN INTERWEAVING THE WARP YARN WITH THE WEFT YARN, SAID GROUND WARP INCLUDING PAIRS OF STRAIGHT AND TWISTED WARP THREADS, THE STRAIGHT THREADS OF EACH PAIR OVERLYING SAID WEFT ALONG THE ENTIRE LENGTH OF EACH STRAIGHT THREAD, AND EACH STRAIGHT THREAD BEING SITUATED IN ITS ENTIRETY ON ONE SIDE OF SAID WEFT, THE TWISTED THREAD OF EACH PAIR BEING INTERWOVEN WITH ITS RESPECTIVE ASSOCIATED STRAIGHT THREAD AND CROSSING THE WEFT AT THE SIDE THEREOF OPPOSITE FROM SAID ONE SIDE, EACH PAIR OF WARP THREADS BEING LATERALLY SPACED FROM THE NEXT ADJACENT PAIR AT REGULAR INTERVALS ACROSS THE BANDAGE IN A GAUZE WAVE, AND A PLURALITY OF FURTHER STRAIGHT WARP THREADS INTERWOVEN WITH SAID WEFT YARN IN A PLAIN WEAVE INTERMEDIATE THE TTWO OUTERMOST PAIRS OF STRAIGHT AND TWISTED SELVEDGE GROUND ARP THREADS, SAID WEFT COMPRISING PAIRS OF SUBSEQUENT YARNS LOOPED AROUND THE PERIPHERAL ONE OF SAID SELVEDGE GROUND WARP THREAD PAIRS, THE YARNS OF EACH WEFT PAIRS CROSSING ALL OF SAID WARP THREADS IN ADJACENT RELATIONSHIP AND SPACED APART FROM THE YARNS OF ADJOINING WEFT PAIRS.
Claim 2
Dependent Claim 211 words
A BANDAGE FOR DRESSING WOUNDS, COMPRISING A GROUND WARP CONSISTING OF CRINKLED YARN, A WEFT CONSISTING OF UNCRINKLED YARN OF LARGER DIAMETER THAN THAT OF THE WARP YARN FOR MAINTAINING SPACING FOR THE WARP YARN WHEN INTERWEAVING THE WARP YARN WITH THE WEFT YARN, SAID GROUND WARP INCLUDING PAIRS OF STRAIGHT AND TWISTED WARP THREADS, THE STRAIGHT THREADS OF EACH PAIR OVERLYING SAID WEFT ALONG THE ENTIRE LENGTH OF EACH STRAIGHT THREAD, AND EACH STRAIGHT THREAD BEING SITUATED IN ITS ENTIRETY ON ONE SIDE OF SAID WEFT, THE TWISTED THREAD OF EACH PAIR BEING INTERWOVEN WITH ITS RESPECTIVE ASSOCIATED STRAIGHT THREAD AND CROSSING THE WEFT AT THE SIDE THEREOF OPPOSITE FROM SAID ONE SIDE, EACH PAIR OF WARP THREADS BEING LATERALLY SPACED FROM THE NEXT ADJACENT PAIR AT REGULAR INTERVALS ACROSS THE BANDAGE IN A GAUZE WAVE, AND A PLURALITY OF FURTHER STRAIGHT WARP THREADS INTERWOVEN WITH SAID WEFT YARN IN A PLAIN WEAVE INTERMEDIATE THE TTWO OUTERMOST PAIRS OF STRAIGHT AND TWISTED SELVEDGE GROUND ARP THREADS, SAID WEFT COMPRISING PAIRS OF SUBSEQUENT YARNS LOOPED AROUND THE PERIPHERAL ONE OF SAID SELVEDGE GROUND WARP THREAD PAIRS, THE YARNS OF EACH WEFT PAIRS CROSSING ALL OF SAID WARP THREADS IN ADJACENT RELATIONSHIP AND SPACED APART FROM THE YARNS OF ADJOINING WEFT PAIRS.

References Cited (Backward Citations)

US2640508A Cited
US2677872A Cited
US2810184A Cited
US2788026A Cited
US2902038A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-12-06 1969-06-07 1969-12-07 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-12-06 1973-06-07 1973-12-07 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-12-06 1977-06-07 1977-12-07 $7700.00 Window Closed / Lapsed

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