US3354039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Urea cross-linked polypeptides derived from gelatin for the treatment of human hair
Assignee: Individual
•
Filing: 1964-01-07
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Granted: 1967-11-21
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Expires: 1984-01-07
Abstract
No abstract record available.
Inventors
- 👤 Lukesch Heinz
- 👤 Bechmann Gunther
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:48
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/02; A61K8/04; A61K8/046; A61K8/18; A61K8/30; A61K8/64; A61K8/65; A61K8/67; A61K8/673; A61Q; A61Q5/00; A61Q5/06; C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/64; C08G18/6415; C08G18/6446; Y; Y10; Y10S; Y10S424/00; Y10S424/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A MIXTURE ADAPTED TO BE SPRAYED FROM A PRESSURE CONTAINER PROVIDED WITH A SPRAY NOZZLE, SAID MIXTURE COMPRISING A HAIR TREATING AGENT CONSISTING ESSENTIALLY OF A CARRIER SUBSTANCE COMPATIBLE WITH HUMAN HAIR AND HAVING BETWEEN ABOUT 0.3% AND 3% OF UREA CROSS-LINKED POLYPEPTIDES DERIVED FROM GELATIN AND HAVING AN AVERAGE MOLECULAR WEIGHT OF BETWEEN ABOUT 20,000 AND 60,000 DISTRIBUTED THERETHROUGH, AND A LIQUEFIED GAS HAVING AT ATMOSPHERIC PRESSURE A BOILING POINT BELOW AMBIENT TEMPERATURE.
Claim 2
Dependent Claim
74 words
A MIXTURE ADAPTED TO BE SPRAYED FROM A PRESSURE CONTAINER PROVIDED WITH A SPRAY NOZZLE, SAID MIXTURE COMPRISING A HAIR TREATING AGENT CONSISTING ESSENTIALLY OF A CARRIER SUBSTANCE COMPATIBLE WITH HUMAN HAIR AND HAVING BETWEEN ABOUT 0.3% AND 3% OF UREA CROSS-LINKED POLYPEPTIDES DERIVED FROM GELATIN AND HAVING AN AVERAGE MOLECULAR WEIGHT OF BETWEEN ABOUT 20,000 AND 60,000 DISTRIBUTED THERETHROUGH, AND A LIQUEFIED GAS HAVING AT ATMOSPHERIC PRESSURE A BOILING POINT BELOW AMBIENT TEMPERATURE.
References Cited (Backward Citations)
US3057782A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |