Patent US3177119A successfully refreshed from Google Patents.
US3177119A
Expired / Lapsed
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Aerosol hair lacquers containing low viscosity polyvinyl acetals
Assignee: Henkel AG and Co KGaA
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Filing: 1962-06-26
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Granted: 1965-04-06
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Expires: 1982-06-26
Abstract
No abstract record available.
Inventors
- 👤 Zoebelein Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:12
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/06; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/81; A61K8/8129; Y; Y10; Y10S; Y10S424/00; Y10S424/01; Y10S424/02; Y10S524/00; Y10S524/903
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A SPRAYABLE HAIR LACQUER COMPOSITION COMPRISING A SOLUTION OF LOW VISCOSITY POLYVINYL SCETAL OF AN ALKYL ALDEHYDE HAVING 2 TO 8 CARBON ATOMS AND HAVING 10 TO 30% NON-ACETALIZED VINYL ALCOHOL UNITS AND WHOSE 5% SOLUTION IN BUTANOL HAS A VISCOSITY OF LESS THAN 70 CP. IN A SOLVENT SELECTED FROM THE GROUP CONSISTING OF LOWER ALKANOLS HAVING 1 TO 4 CARBON ATOMS AND MIXTURES OF SUCH ALCOHOLS WITH METHYLENE CHLORIDE AND A HYDROCARBON PROPELLANT, THE SAID POLYVINYL ACETAL BEING 0.5 TO 10% BY WEIGHT OF THE ENTIRE COMPOSITON.
Claim 2
Dependent Claim
89 words
A SPRAYABLE HAIR LACQUER COMPOSITION COMPRISING A SOLUTION OF LOW VISCOSITY POLYVINYL SCETAL OF AN ALKYL ALDEHYDE HAVING 2 TO 8 CARBON ATOMS AND HAVING 10 TO 30% NON-ACETALIZED VINYL ALCOHOL UNITS AND WHOSE 5% SOLUTION IN BUTANOL HAS A VISCOSITY OF LESS THAN 70 CP. IN A SOLVENT SELECTED FROM THE GROUP CONSISTING OF LOWER ALKANOLS HAVING 1 TO 4 CARBON ATOMS AND MIXTURES OF SUCH ALCOHOLS WITH METHYLENE CHLORIDE AND A HYDROCARBON PROPELLANT, THE SAID POLYVINYL ACETAL BEING 0.5 TO 10% BY WEIGHT OF THE ENTIRE COMPOSITON.
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) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |