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US4808466A Expired / Lapsed US ⏱️ 0.0 years remaining

Deodorant sheet

Assignee: Daicel Corp
•
Filing: 1987-08-12
•
Granted: 1989-02-28
•
Expires: 2007-08-12
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Abstract

Abstract A deodorant sheet effectively comprises a porous base sheet having a coating layer provided thereon the coating layer comprising a resin, a deodorant and a biological activity-inhibiting substance.

Inventors

  • 👤 Motoharu Kotani
  • 👤 Shinzo Ishikawa
  • 👤 Keishi Sato

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-04 15:10
CPC Classifications
D; D21; D21H; D21H21/00; D21H21/14; D21H21/36; A; A01; A01N; A01N25/00; A01N25/34; A61; A61L; A61L9/00; A61L9/01; A61L9/015; A61L9/04; A61L9/042; D06; D06N; D06N3/00; D06N3/0056; D06N3/0059; D06N3/0063; Y; Y10; Y10S; Y10S428/00; Y10S428/905; Y10S428/907; Y10S428/913; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T442/00; Y10T442/20; Y10T442/2525

Claims Analysis

Total Claims: 15
Claim 1
Independent Claim 69 words
A deodorant sheet, which comprises, a porous base sheet having a coating layer provided thereon, wherein the coating layer comprises 1 to 30 g per 1 m 2 of a deodorant, 0.03 to 1 g per 1 m 2 of a biological activity-inhibiting substance and a resin in an amount of 1 to 5 times as much as the total weight of the deodorant and the biological activity-inhibiting substance.
Claim 2
Dependent Claim 69 words
A deodorant sheet, which comprises, a porous base sheet having a coating layer provided thereon, wherein the coating layer comprises 1 to 30 g per 1 m 2 of a deodorant, 0.03 to 1 g per 1 m 2 of a biological activity-inhibiting substance and a resin in an amount of 1 to 5 times as much as the total weight of the deodorant and the biological activity-inhibiting substance.
Claim 3
Dependent Claim 15 words
The deodorant sheet as claimed in claim 1, wherein the resin is film-forming and water-insoluble.
Claim 4
Dependent Claim 22 words
The deodorant sheet as claimed in claim 1, wherein the deodorant is a multi-valent salt of iron, copper, zinc, manganese or aluminum.
Claim 5
Dependent Claim 26 words
The deodorant sheet as claimed in claim 1, wherein the deodorant is a basic zinc carbonate or ferrous sulfate monohydrate in the form of fine powder.
Claim 6
Dependent Claim 25 words
The deodorant sheet as claimed in claim 1, wherein the porous base sheet is a fibrous material, a porous film or a foamed plastic sheet.
Claim 7
Dependent Claim 33 words
The deodorant sheet as claimed in claim 1, wherein the biological activity-inhibiting substance is in the form of fine particles, insoluble in water, relatively high in heat stability and relatively low in toxicity.
Claim 8
Dependent Claim 35 words
The deodorant sheet as claimed in claim 1, wherein the biological activity-inhibiting substance is selected from at least one member of the group consisting of an antibacterial agent, an antimold agent and a vermin-proof agent.
Claim 9
Dependent Claim 26 words
The deodorant sheet as claimed in claim 1, wherein the biological activity-inhibiting substance is an anti-fungal agent selected from the group consisting of N-(fluorodichloromethylthio)-phthalimide and N,N-dimethyl-N'-phenyl-N'-(fluorodichloromethylthio)sulfamide.
Claim 10
Dependent Claim 25 words
The deodorant sheet as claimed in claim 1, wherein the resin is selected from the group consisting of olefin copolymers, acrylic resins, and synthetic rubbers.
Claim 11
Dependent Claim 55 words
The deodorant sheet as claimed in claim 1, wherein the deodorant is a basic zinc carbonate or a ferrous sulfate monohydrate powder, the antimold and the antibacterial agent is an N-(fluorodichloro-methylthio)-phthalimide powder, the porous sheet material is a woven fabric made of a polyester staple fiber, and the coating resin is an acrylic copolymer emulsion.
Claim 12
Dependent Claim 15 words
The deodorant sheet as claimed in claim 1, wherein the deodorant is adsorptive and reactive.
Claim 13
Dependent Claim 23 words
The deodorant sheet as claimed in claim 1, wherein the coating layer contains a uniform blend of resin, deodorant and biological activity-inhibiting substance.
Claim 14
Dependent Claim 91 words
A deodorant sheet which comprises a porous base sheet having a coating layer provided thereon, wherein the coating layer comprises 1 to 30 per 1 m 2 of a deodorant, 0.03 to 1 g per 1 m 2 of a biological activity-inhibiting substance and a resin in an amount of 1 to 5 times as much as the total weight of the deodorant and the biological activity-inhibiting substance and wherein the deodorant is adsorptive and reactive and the coating layer contains a uniform blend of resin, deodorant and biological activity-inhibiting substance.
Claim 15
Dependent Claim 91 words
A deodorant sheet which comprises a porous base sheet having a coating layer provided thereon, wherein the coating layer comprises 1 to 30 per 1 m 2 of a deodorant, 0.03 to 1 g per 1 m 2 of a biological activity-inhibiting substance and a resin in an amount of 1 to 5 times as much as the total weight of the deodorant and the biological activity-inhibiting substance and wherein the deodorant is adsorptive and reactive and the coating layer contains a uniform blend of resin, deodorant and biological activity-inhibiting substance.

References Cited (Backward Citations)

US3755064A Cited
US3567118A Cited
US4504541A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1992-02-28 1992-08-29 1993-02-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1996-02-28 1996-08-29 1997-02-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2000-02-28 2000-08-29 2001-02-28 $7700.00 Window Closed / Lapsed

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