US3167384A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of rendering cellulosic textiles wrinkle resistant by reacting with bis(n-methylol carbamoylethyl)-methylamine
Assignee: Individual
•
Filing: 1961-06-06
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Granted: 1965-01-26
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Expires: 1981-06-06
Abstract
No abstract record available.
Inventors
- 👤 Bethlehem K Andrews
- 👤 Jr John G Frick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:53
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; D06M15/423
Claims Analysis
Total Claims: 0
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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) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |