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US4847151A Expired / Lapsed US ⏱️ 0.0 years remaining

Electric conductor covered by covering material

Assignee: JAPAN LIQUID CRYSTAL Co Ltd 10-3 HONKOMAGOME 2-CHOME BUNKYO-KU TOKYO JAPAN A CORP OF JAPAN
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Filing: 1987-11-02
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Granted: 1989-07-11
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Expires: 2007-11-02
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Abstract

Abstract The termite repellent and/or the rodent repellent is entrapped in cyclodextrin as a cyclodextrin inclusion compound. The termite repellent may be: for example, a copper compound, such as copper naphthenate, or cuprous oxide; an organic phosphorus insecticide, such as chlorpyrifos, phoxim (i.e., phenylglyoxylonitriloxime O,O-diethyl phosphorothioate), fenitrothion, or prothiophos (CAS No. 34643-46-4); carbamate insecticide, such as carbaryl; pyrethroids insecticide, such as permethrin, or furamethrin. The rodent repellent may be: for example, cycloheximide, i.e., naramycin; or organic tin compound, such as dibutyltin oxide, or dibutyltin laurate. The cyclodextrin inclusion compound of termite repellent and/or rodent repellent and glycitols are mixed with a covering material of the electric wire or cable. The chief ingredient of the covering material is a synthetic resin or synthetic rubber. The synthetic resin may be polyvinyl chloride, or polyethylene. The synthetic rubber may be chloroprene rubber or ethylene propylene rubber. The mixture is extruded onto an electric wire or cable bny extrusion coating to form a termite and/or rodent resistant coating.

Inventors

  • 👤 Shibanai Ichiro

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 22:14
CPC Classifications
A; A61; A61K; A61K47/00; A61K47/50; A61K47/69; A61K47/6949; A61K47/6951; A01; A01N; A01N25/00; A01N25/08; A01N25/10; B; B82; B82Y; B82Y5/00; C; C08; C08B; C08B37/00; C08B37/0006; C08B37/0009; C08B37/0012; C08B37/0015; C08L; C08L101/00; Y; Y10; Y10S; Y10S428/00; Y10S428/907; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2927; Y10T428/2933; Y10T428/294; Y10T428/2942; Y10T428/2947; Y10T428/2958

Claims Analysis

Total Claims: 12
Claim 1
Independent Claim 92 words
An electric conductor covered by covering material, wherein said covering material comprises a synthetic resin or rubber, glycitol and a cyclodextrin inclusion compound, said compound being coated with said glycitol, and wherein said cyclodextrin inclusion compound being at least one of termite repellent and rodent repellent included in cyclodextrin, and wherein said inclusion compound is formed by mixing said repellent with at least one of: (a) a reduced cycoldextrin millet jelly, (b) a mixture of reduced cyclodextrin millet jelly and powdered cyclodextrin, and (c) a mixture of reduced millet jelly and cyclodextrin.
Claim 2
Dependent Claim 92 words
An electric conductor covered by covering material, wherein said covering material comprises a synthetic resin or rubber, glycitol and a cyclodextrin inclusion compound, said compound being coated with said glycitol, and wherein said cyclodextrin inclusion compound being at least one of termite repellent and rodent repellent included in cyclodextrin, and wherein said inclusion compound is formed by mixing said repellent with at least one of: (a) a reduced cycoldextrin millet jelly, (b) a mixture of reduced cyclodextrin millet jelly and powdered cyclodextrin, and (c) a mixture of reduced millet jelly and cyclodextrin.
Claim 3
Dependent Claim 22 words
An electric conductor covered by covering material according to claim 1, wherein said covering material contains cyclodextrin inclusion compound of termite repellent.
Claim 4
Dependent Claim 22 words
An electric conductor covered by covering material according to claim 1, wherein said covering material contains cyclodextrin inclusion compound of rodent repellent.
Claim 5
Dependent Claim 25 words
An electric conductor covered by covering material according to claim 1, wherein said covering material contains cyclodextrin inclusion compound of termite repellent and rodent repellent.
Claim 6
Dependent Claim 29 words
An electric conductor covered by covering material according to claim 1, wherein said covering material contains cyclodextrin inclusion compound of termite repellent and cyclodextrin inclusion compound of rodent repellent.
Claim 7
Dependent Claim 22 words
An electric conductor covered by covering material according to claim 1, wherein chief ingredient of said covering material is a synthetic resin.
Claim 8
Dependent Claim 19 words
An electric conductor covered by covering material according to claim 6, wherein said synthetic resin is an olefin resin.
Claim 9
Dependent Claim 20 words
An electric conductor covered by covering material according to claim 6, wherein said synthetic resin is a vinyl chloride resin.
Claim 10
Dependent Claim 22 words
An electric conductor covered by covering material according to claim 1, wherein chief ingredient of said covering material is a synthetic rubber.
Claim 11
Dependent Claim 32 words
An electric conductor covered by covering material according to claim 1, wherein said termite repellent is selected form a group consisting of copper compound, organic phosphorus insecticide, carbamate insecticide, and pyrethroids insecticide.
Claim 12
Dependent Claim 27 words
An electric conductor covered by covering material according to claim 1, wherein said termite repellent is selected form a group consisting of cycloheximide and organic tin compound.

References Cited (Backward Citations)

GB707133A Cited
GB853612A Cited
GB893819A Cited
US3252834A Cited
US3503800A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1992-07-10 1993-01-09 1993-07-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1996-07-10 1997-01-09 1997-07-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2000-07-10 2001-01-09 2001-07-11 $7700.00 Window Closed / Lapsed

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