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US2805913A
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US
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Method of enhancing filling power, stabilizing curl, etc., in land fowl feathers by applying glyoxal and products produced therefrom
Assignee: Individual
•
Filing: 1954-02-19
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Granted: 1957-09-10
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Expires: 1974-02-19
Abstract
No abstract record available.
Inventors
- 👤 Edward R Frederick
- 👤 Michael D Jaskowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:08
CPC Classifications
D; D06; D06M; D06M19/00; Y; Y10; Y10S; Y10S530/00; Y10S530/855
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A METHOD OF TREATING LAND FOWL FEATHERS TO IMPART MANY DESIRABLE CHARACTERISTIC, ONE OF WHICH IS AN ENHANCED FILLING POWER BROUGHT ABOUT BY STABLIZING THE CURL PRESENT NATURALLY IN THE FEATHERS OR PRODUCED BY PREVIOUS PROCESSING, WHICH COMPRISES SOAKING THE CURLED LAND FOWL FEATHERS IN A WATER SOLUTION OF 1% TO 10% GLYOXAL PLUS A CATALYTIC AMOUNT OF A CATALYTIC AGENT, THE PH OF THE BATH BEING BETWEEN 2 AND 8, THE TEMPERATURE OF THE BATH RANGING BETWEEN 90*F. AND 180*F., AND THE TIME OF TREATMENT BEING SUFFICIENT TO FIX THE CURL IN THE LAND FOWL FEATHERS; THEN RINSING AND DRYING THE FEATHERS.
Claim 2
Independent Claim
103 words
A METHOD OF TREATING LAND FOWL FEATHERS TO IMPART MANY DESIRABLE CHARACTERISTIC, ONE OF WHICH IS AN ENHANCED FILLING POWER BROUGHT ABOUT BY STABLIZING THE CURL PRESENT NATURALLY IN THE FEATHERS OR PRODUCED BY PREVIOUS PROCESSING, WHICH COMPRISES SOAKING THE CURLED LAND FOWL FEATHERS IN A WATER SOLUTION OF 1% TO 10% GLYOXAL PLUS A CATALYTIC AMOUNT OF A CATALYTIC AGENT, THE PH OF THE BATH BEING BETWEEN 2 AND 8, THE TEMPERATURE OF THE BATH RANGING BETWEEN 90*F. AND 180*F., AND THE TIME OF TREATMENT BEING SUFFICIENT TO FIX THE CURL IN THE LAND FOWL FEATHERS; THEN RINSING AND DRYING THE FEATHERS.
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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) | 1960-09-09 | 1961-03-11 | 1961-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-09 | 1965-03-11 | 1965-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-09 | 1969-03-11 | 1969-09-10 | $7700.00 | Window Closed / Lapsed |