US2555684A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions for treating leather and textiles
Assignee: Nopco Chemical Co
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Filing: 1949-03-26
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Granted: 1951-06-05
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Expires: 1969-03-26
Abstract
No abstract record available.
Inventors
- 👤 Castro Arthur De
- 👤 Retzsch Clinton Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:47
CPC Classifications
D; D06; D06M; D06M13/00; D06M13/244; D06M13/248; D06M13/256; C; C14; C14C; C14C9/00; C14C9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A COMPOSITION OF MATTER WHICH COMPRISES FROM ABOUT 20 TO ABOUT 240 PARTS BY WEIGHT OF AN OLEAGINOUS SOFTENING MATERIAL, 100 PARTS BY WEIGHT OF A MIXTURE CONSISTING OF FROM ABOUT 20 TO ABOUT 80 PARTS OF A SULFATED ALKYLOMONOAMIDE OF A FATTY ACID WITH THE BALANCE OF THE MIXTURE BEING A SULFATED ALCOHOL OF THE GROUP CONSISTING OF SULFATED ALCOHOL OF THE GROUP CONSISTING FATED BLOWN UNSATURATED FATTY ALCOHOLS, AND AT LEAST 50 PARTS OF WATER.
Claim 2
Dependent Claim
77 words
A COMPOSITION OF MATTER WHICH COMPRISES FROM ABOUT 20 TO ABOUT 240 PARTS BY WEIGHT OF AN OLEAGINOUS SOFTENING MATERIAL, 100 PARTS BY WEIGHT OF A MIXTURE CONSISTING OF FROM ABOUT 20 TO ABOUT 80 PARTS OF A SULFATED ALKYLOMONOAMIDE OF A FATTY ACID WITH THE BALANCE OF THE MIXTURE BEING A SULFATED ALCOHOL OF THE GROUP CONSISTING OF SULFATED ALCOHOL OF THE GROUP CONSISTING FATED BLOWN UNSATURATED FATTY ALCOHOLS, AND AT LEAST 50 PARTS OF WATER.
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) | 1954-06-04 | 1954-12-04 | 1955-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-04 | 1958-12-04 | 1959-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-04 | 1962-12-04 | 1963-06-05 | $7700.00 | Window Closed / Lapsed |