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US3667458A Expired / Lapsed US ⏱️ 0.0 years remaining

Surgical drape sheet

Assignee: Kimberly Clark Corp
•
Filing: 1970-03-02
•
Granted: 1972-06-06
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Expires: 1990-03-02
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Abstract

Abstract A disposable surgical drape sheet, of the type having a porous nonwoven fabric sheet for placing over a surgical patient and having a fenestration near its center to expose an operative area, is provided with a continuous film of pressure-sensitive adhesive surrounding the fenestration near its center to expose an operative area. It has a continuous film of pressure-sensitive adhesive surrounding the fenestration and extending a substantial distance from the periphery. A removable abherent peel strip covering the adhesive area is removed before using the sheet, thereby exposing the adhesive and permitting the sheet to be secured around the operative area. Additionally, the adhesive fluid-proofs one side of the drape.

Inventors

  • 👤 Kay E Krebs

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 05:46
CPC Classifications
A; A61; A61L; A61L15/00; A61L15/16; A61L15/42; A61L15/58; A61B; A61B46/00; A61B46/20; A61B2046/205

Claims Analysis

Total Claims: 3
Claim 1
Independent Claim 20 words
Sheet of claim 1 folded into a pack so that said peel strip is on the outside of said pack.
Claim 2
Dependent Claim 24 words
Sheet of claim 1 wherein said porous nonwoven fabric sheet consists essentially of a single nonwoven sheet with said adhesive surrounding said fenestration therein.
Claim 3
Dependent Claim 115 words
In a disposable surgical drape sheet of the type having a nonwoven fabric sheet for placing over a surgical patient and having a fenestration therein for exposing the operative area, said drape sheet comprising, in combination: a first sheet member having an aperture substantially larger than said fenestration; a second fabric sheet member having an aperture defining said fenestration, said first and second sheet members being adhesively bonded together; said second sheet member having a substantially continuous film of pressure sensitive adhesive on one side thereof exposed through said aperture of said first sheet member and surrounding said fenestration and extending a substantial distance from the periphery thereof, said respective apertures being in substantial register.

References Cited (Backward Citations)

US3503391A Cited
US3561440A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-06-06 1975-12-06 1976-06-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-06-06 1979-12-06 1980-06-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-06-06 1983-12-06 1984-06-06 $7700.00 Window Closed / Lapsed

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