US5288544A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-linting, anti-static surgical fabric
Assignee: Intera Technologies Inc
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Filing: 1991-02-28
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Granted: 1994-02-22
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Expires: 2011-02-28
Abstract
Abstract The present invention is directed to operating fabric articles comprising a synthetic substrate which has been treated to render it absorbent to aqueous media and an anti-statically effective amount of a conductive fiber.
Inventors
- 👤 Ted A. Mallen
- 👤 Doyle B. Word
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:33
CPC Classifications
A; A61; A61L; A61L15/00; A61B; A61B46/00; A61B46/40; A61L31/00; A61L31/14; Y; Y10; Y10S; Y10S428/00; Y10S428/913; Y10T; Y10T428/00; Y10T428/30; Y10T442/00; Y10T442/30; Y10T442/3065; Y10T442/313; Y10T442/3138; Y10T442/3179; Y10T442/322; Y10T442/3228; Y10T442/3236; Y10T442/3252; Y10T442/3382; Y10T442/339; Y10T442/3976
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
67 words
A non-linting, anti-static, aqueous media absorbent operating room fabric article, comprising: a synthetic fabric fiber substrate, wherein said synthetic fabric fiber substrate is chemically treated to render it absorbent to aqueous media; and an anti-statically effective amount of a conductive fiber consisting essentially of a fiber selected from the group consisting of stainless steel, copper, platinum, gold, silver and carbon fibers, in combination with said substrate fiber.
Claim 2
Dependent Claim
67 words
A non-linting, anti-static, aqueous media absorbent operating room fabric article, comprising: a synthetic fabric fiber substrate, wherein said synthetic fabric fiber substrate is chemically treated to render it absorbent to aqueous media; and an anti-statically effective amount of a conductive fiber consisting essentially of a fiber selected from the group consisting of stainless steel, copper, platinum, gold, silver and carbon fibers, in combination with said substrate fiber.
Claim 3
Dependent Claim
24 words
The fabric article of claim 1, wherein said synthetic substrate is a member selected from the group consisting of polyesters, polyolefins, polyamides and acrylics.
Claim 4
Dependent Claim
15 words
The fabric article of claim 1, comprising at least about 0.1 wt. % conductive fiber.
Claim 5
Dependent Claim
18 words
The fabric article of claim 3, comprising about 0.1 to about 2.0 wt. % of said conductive fiber.
Claim 6
Dependent Claim
14 words
The fabric article of claim 4, comprising 0.5-1.5 wt % of said conductive fiber.
Claim 7
Dependent Claim
36 words
The fabric article of claim 1, wherein said fabric article is a member selected from the group consisting of operating room towels, surgical drapes, surgical gowns, blankets, sheets, laparotomy sponges, surgical packings, patient gowns and washcloths.
Claim 8
Dependent Claim
70 words
An operating room fabric article, comprising: a synthetic fabric fiber substrate, wherein said synthetic fabric fiber substrate is chemically treated to render it absorbent to aqueous media; and an anti-statically effective amount of a conductive fiber consisting essentially of a fiber selected from the group consisting of stainless steel, copper, platinum, gold, silver and carbon fibers, wherein said fabric article is woven from said substrate fiber and said conductive fiber.
Claim 9
Dependent Claim
70 words
An operating room fabric article, comprising: a synthetic fabric fiber substrate, wherein said synthetic fabric fiber substrate is chemically treated to render it absorbent to aqueous media; and an anti-statically effective amount of a conductive fiber consisting essentially of a fiber selected from the group consisting of stainless steel, copper, platinum, gold, silver and carbon fibers, wherein said fabric article is woven from said substrate fiber and said conductive fiber.
Claim 10
Dependent Claim
16 words
The fabric article of claim 1, wherein said conductive fiber is in the continuous filament form.
Claim 11
Dependent Claim
16 words
The fabric article of claim 1, wherein said conductive fiber is in the staple fiber form.
Claim 12
Dependent Claim
16 words
The fabric article of claim 1, wherein said conductive fiber is wrapped around said substrate fiber.
Claim 13
Dependent Claim
13 words
The fabric article of claim 10, wherein said conductive fiber is carbon fiber.
Claim 14
Dependent Claim
14 words
The fabric article of claim 1, wherein said synthetic fabric fiber substrate is polyester.
Claim 15
Dependent Claim
21 words
The fabric article of claim 12, wherein said synthetic fabric fiber substrate is polyester and said conductive fiber is stainless steel.
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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) | 1997-02-21 | 1997-08-23 | 1998-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-02-21 | 2001-08-23 | 2002-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-02-21 | 2005-08-23 | 2006-02-22 | $7700.00 | Window Closed / Lapsed |