US2803577A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making compressed elastomer-bonded hair products
Assignee: Armour and Co
•
Filing: 1952-06-26
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Granted: 1957-08-20
•
Expires: 1972-06-26
Abstract
No abstract record available.
Inventors
- 👤 Edwin W Colt
- 👤 Sidney N Pinhasik
- 👤 Frank D Sulc
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 09:26
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/58; D04H1/64; D04H1/02; D04H1/42; D04H1/4266; D04H1/593; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1007; Y10T156/1023; Y10T156/1039; Y10T156/1041; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
95 words
IN A METHOD OF MAKING A COMPRESSES ELASTOMERBONDED HAIR PRODUCT FROM A HAIR MAT CONSISTING OF STEREORETICULATED MASS OF SUSRLED ANIMAL HAIR HAVING A VULCANIZABLE ELASTOMER DISTRIBUTED THEREON, THE STEPS OF DRYING SAID HAIR MAT UNTIL SAID ELASTOMER BECOMES INDISPERSIBLE BUT HAS NOT APPRECIABLY VULCANIZED, SUBSEQUENTLY INCREASING THE MOISTURE CONTENT OF SAID HAIR BY CONTACTING IT WITH AN ATMOSPHERE CONTAINING WATER, AND COMPRESSING SAID MAT WHILE IN SAID MOIST CONDITION AT A TEMPERATURE OF AT LEAST 212*F., WHEREBY SAID HAIR MAT CAN BE PERMANENTLY SET IN COMPRESSES CONDITION IN A VERY SHORT INTERVAL OF TIME..
Claim 2
Dependent Claim
95 words
IN A METHOD OF MAKING A COMPRESSES ELASTOMERBONDED HAIR PRODUCT FROM A HAIR MAT CONSISTING OF STEREORETICULATED MASS OF SUSRLED ANIMAL HAIR HAVING A VULCANIZABLE ELASTOMER DISTRIBUTED THEREON, THE STEPS OF DRYING SAID HAIR MAT UNTIL SAID ELASTOMER BECOMES INDISPERSIBLE BUT HAS NOT APPRECIABLY VULCANIZED, SUBSEQUENTLY INCREASING THE MOISTURE CONTENT OF SAID HAIR BY CONTACTING IT WITH AN ATMOSPHERE CONTAINING WATER, AND COMPRESSING SAID MAT WHILE IN SAID MOIST CONDITION AT A TEMPERATURE OF AT LEAST 212*F., WHEREBY SAID HAIR MAT CAN BE PERMANENTLY SET IN COMPRESSES CONDITION IN A VERY SHORT INTERVAL OF TIME..
References Cited (Backward Citations)
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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) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |