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US2804073A Expired / Lapsed US ⏱️ 0.0 years remaining

Fluid surgical dressing

Assignee: PROTECTIVE TEATMENTS Inc
•
Filing: 1953-01-26
•
Granted: 1957-08-27
•
Expires: 1973-01-26
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Abstract

No abstract record available.

Inventors

  • 👤 William F Gallienne
  • 👤 May William E Le
  • 👤 Pereny Louis

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 10:02
CPC Classifications
A; A61; A61L; A61L26/00; A61L26/0009; A61L26/0014; A61K; A61K9/00; A61K9/10; Y; Y10; Y10S; Y10S424/00; Y10S424/13; Y10S602/00; Y10S602/904

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 179 words
A LIQUID DRESSING FOR APPLICATION TO SKIN TO PROVIDE UPON DRYING AN ELASTIC SEMIPERMEABLE SELF-SUSTANING PEELABLE FILM DRESSING FOR WOUNDS, BURNS AND INCISIONS, COMPRISING A VOLATILE LIQUID VEHICLE FOR SAID DRESSING, A FILM-FORMER PROVIDING UPON DRYING A SEMIPERMEABLE ELASTIC FILM FOR CONTROLLED OUTWARD MOISTURE VAPOR TRANSMISSION AND SUBSTANTIAL IMPERMEABILITY TO BACTERIA AND SELECTED FROM THE CLASS CONSISTING OF VINYL POLYMERS, INCLUDING POLYARCYLIC AND POLYMETHACRYLIC ESTER POLYMERS, CELLULOSE ACETATE BUTYRATE, ETHYL CELLULOSE, AND COMPATIBLE COMBINATION THEREOF, A SYNTHETIC RESINOUS ADHESIVE COMPATIBLE WITH SAID FILM-FORMER FOR ADHERING SAID FILM DRESSING TO NORMAL SKIN BUT BEING SUBSTANTIALLY NONADHERENT TO RAW FLESH THE COHESIVE STRENGTH OF SAID FILM DRESSING BEING GREATER THAN THE ADHESIVE STRENGTH OF SAID ADHESIVE FOR PEELIABLE REMOVABILITY OF SAID FILM DRESSING FROM SKIN TO WHICH IT IS APPLIED, AND A PLASTICIZER FOR SAID FILMFORMER AND SAID ADHESIVE EFFECTING IN SAID FILM DRESSING CONTROLLED FLEXIBILITY AND ELASTICITY THEREOF FOR CONFORMING TO MOVEMENTS AND CONTOURS OF SKIN TO WHICH IT IS APPLIED, SAID FILM-FORMER AND ADHESIVE AND PLASTICIZER ALL BEING HOMOGENEOUSLY ADMIXED IN SAID LIQUID VEHICLE FOR LIQUID APPLICATION TO SKIN.
Claim 2
Dependent Claim 179 words
A LIQUID DRESSING FOR APPLICATION TO SKIN TO PROVIDE UPON DRYING AN ELASTIC SEMIPERMEABLE SELF-SUSTANING PEELABLE FILM DRESSING FOR WOUNDS, BURNS AND INCISIONS, COMPRISING A VOLATILE LIQUID VEHICLE FOR SAID DRESSING, A FILM-FORMER PROVIDING UPON DRYING A SEMIPERMEABLE ELASTIC FILM FOR CONTROLLED OUTWARD MOISTURE VAPOR TRANSMISSION AND SUBSTANTIAL IMPERMEABILITY TO BACTERIA AND SELECTED FROM THE CLASS CONSISTING OF VINYL POLYMERS, INCLUDING POLYARCYLIC AND POLYMETHACRYLIC ESTER POLYMERS, CELLULOSE ACETATE BUTYRATE, ETHYL CELLULOSE, AND COMPATIBLE COMBINATION THEREOF, A SYNTHETIC RESINOUS ADHESIVE COMPATIBLE WITH SAID FILM-FORMER FOR ADHERING SAID FILM DRESSING TO NORMAL SKIN BUT BEING SUBSTANTIALLY NONADHERENT TO RAW FLESH THE COHESIVE STRENGTH OF SAID FILM DRESSING BEING GREATER THAN THE ADHESIVE STRENGTH OF SAID ADHESIVE FOR PEELIABLE REMOVABILITY OF SAID FILM DRESSING FROM SKIN TO WHICH IT IS APPLIED, AND A PLASTICIZER FOR SAID FILMFORMER AND SAID ADHESIVE EFFECTING IN SAID FILM DRESSING CONTROLLED FLEXIBILITY AND ELASTICITY THEREOF FOR CONFORMING TO MOVEMENTS AND CONTOURS OF SKIN TO WHICH IT IS APPLIED, SAID FILM-FORMER AND ADHESIVE AND PLASTICIZER ALL BEING HOMOGENEOUSLY ADMIXED IN SAID LIQUID VEHICLE FOR LIQUID APPLICATION TO SKIN.

References Cited (Backward Citations)

US2563593A Cited
US2231407A Cited
GB558100A Cited
US2415901A Cited
US2456387A Cited
US2481419A Cited
US2580488A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1960-08-26 1961-02-25 1961-08-27 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1964-08-26 1965-02-25 1965-08-27 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1968-08-26 1969-02-25 1969-08-27 $7700.00 Window Closed / Lapsed

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