US3017328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hair straightening preparation
Assignee: Hairstrate Inc
•
Filing: 1957-01-30
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Granted: 1962-01-16
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Expires: 1977-01-30
Abstract
No abstract record available.
Inventors
- 👤 Jr Henry M Childrey
- 👤 Doty Eric
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:30
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/04; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/30; A61K8/31; A61K8/33; A61K8/34; A61K8/342; A61K8/46; A61K8/463; A61K8/92; A61K8/925
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
68 words
AN AQUEOUS HAIR TREATMENT SOLUTION CONSISTING ESSENTIALLY OF ALKALI METAL HYDROXYDE HAVING FROM ABOUT 3% TO ABOUT 4% BY WEIGHT OF ALKALI METAL HYDROXIDE AND THE BALANCE OF THE ACTIVE INGREDIENTS CONSISTING ESSENTIALLY OF A COMBINATION OF CETYL ALCOHOL, PETROLUEM JELLY, MINERAL OIL AND SODIUM LAURYL SULFATE WHICH ARE PRESENT IN PROPORTIONS RESPECTIVELY OF ABOUT 4:1:2:1, SAID ACTIVE INGREDIENTS COMPRISING ABOUT 37% BY WEIGHT OF THE AQUEOUS SOLUTION.
Claim 2
Dependent Claim
68 words
AN AQUEOUS HAIR TREATMENT SOLUTION CONSISTING ESSENTIALLY OF ALKALI METAL HYDROXYDE HAVING FROM ABOUT 3% TO ABOUT 4% BY WEIGHT OF ALKALI METAL HYDROXIDE AND THE BALANCE OF THE ACTIVE INGREDIENTS CONSISTING ESSENTIALLY OF A COMBINATION OF CETYL ALCOHOL, PETROLUEM JELLY, MINERAL OIL AND SODIUM LAURYL SULFATE WHICH ARE PRESENT IN PROPORTIONS RESPECTIVELY OF ABOUT 4:1:2:1, SAID ACTIVE INGREDIENTS COMPRISING ABOUT 37% BY WEIGHT OF THE AQUEOUS SOLUTION.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |