US4062939A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Perfluorocarbon resins in a hair and scalp conditioning and cleansing composition
Assignee: Widener College
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Filing: 1975-12-15
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Granted: 1977-12-13
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Expires: 1995-12-15
Abstract
Abstract A hair and scalp conditioning and cleansing composition which contains perfluorocarbon resins as lubricating and/or scouring agents is disclosed.
Inventors
- 👤 Howard L. Scott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:25
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/41; A61K8/416; A61K8/72; A61K8/81; A61K8/8123; A61Q; A61Q5/00; A61Q5/12; Y; Y10; Y10S; Y10S424/00; Y10S424/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A hair and scalp conditioning and cleansing composition comprising about 1-50% by weight of a lubricating and scouring agent selected from the group consisting of chlorotrifluoroethylene polymer, the homopolymer of hexafluoropropylene, and the copolymer of tetrafluoroethylene and hexafluoropropylene having the formula (CF.sub. 2 CF 2 --CF 2 CFCF 3 ) n wherein n is an integer corresponding to the number of repeating units in the copolymerized chain, said polymers and copolymers each having a molecular weight of between about 1,000,000 and about 10,000,000, and the remainder of agents in the composition being selected from the group consisting of fatty alcohols, carboxypolymethylene, triethanolamine lauryl sulfate, methyl cellulose, lanolin, petrolatum, mineral oils and vegetable oils, and an antibacterial agent.
Claim 2
Dependent Claim
117 words
A hair and scalp conditioning and cleansing composition comprising about 1-50% by weight of a lubricating and scouring agent selected from the group consisting of chlorotrifluoroethylene polymer, the homopolymer of hexafluoropropylene, and the copolymer of tetrafluoroethylene and hexafluoropropylene having the formula (CF.sub. 2 CF 2 --CF 2 CFCF 3 ) n wherein n is an integer corresponding to the number of repeating units in the copolymerized chain, said polymers and copolymers each having a molecular weight of between about 1,000,000 and about 10,000,000, and the remainder of agents in the composition being selected from the group consisting of fatty alcohols, carboxypolymethylene, triethanolamine lauryl sulfate, methyl cellulose, lanolin, petrolatum, mineral oils and vegetable oils, and an antibacterial agent.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-12-12 | 1981-06-13 | 1981-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-12-12 | 1985-06-13 | 1985-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-12-12 | 1989-06-13 | 1989-12-13 | $7700.00 | Window Closed / Lapsed |