US3554784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Softening of textile materials
Assignee: Procter and Gamble Co
•
Filing: 1967-06-05
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Granted: 1971-01-12
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Expires: 1987-06-05
Abstract
Abstract A PROCESS FOR SOFTENING TEXTILES IN AQUEOUS SOLUTION WITH CRITICAL AMOUNTS OF TRIALKYLAMINE OXIDE HAVING ONE ALKYL CHAIN CONTAINING AT LEAST 20 CARBON ATOMS.
Inventors
- 👤 Warren I Lyness
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:14
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/53; C; C07; C07C; C07C309/00; C07C309/01; C07C309/02; C07C309/03; C07C309/07; C07C309/12; C07C309/13; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/50; C07F9/53; C07F9/5304; C08; C08G; C08G65/00; C08G65/02; C08G65/26; C08G65/2603; C08G65/2606; C08G65/2609; C08G65/32; C08G65/321; C08G65/326; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/29; C11D3/00; C11D3/0005; C11D3/001; C11D3/0015; C11D3/16; C11D3/34; C11D3/3472; D06L; D06L4/00; D06L4/60; D06L4/657; D06L4/664; D06M13/00; D06M13/10; D06M13/224; D06M13/244; D06M13/248; D06M13/256; D06M13/262; D06M13/282; D06M13/285; D06M13/322; D06M13/325; D06M13/342; D06M13/388; D06M13/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |