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
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 |