Patent US3700402A successfully refreshed from Google Patents.
US3700402A
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Resist printing under reactive dye with alkali hydroxy methane sulfonate or amino and amido methane sulfonate
Assignee: Meisei Chemical Works Ltd
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Filing: 1970-06-29
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Granted: 1972-10-24
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Expires: 1990-06-29
Abstract
Abstract A RESIST PROCESS FOR DYEING FIBERS BY PRINTING ON A FIBER A RESISTING AGENT SUCH AS AN ALKALI HYDROXY METHANE SULFONATE OR A SUBSTANCE CAPABLE OF PRODUCING AN ALKALI HYDROXY METHANE SULFONATE FOLLOWED BY TREATMENT WITH A REACTIVE DYE AND SUBSEQUENT DYE FIXING TREATMENT.
Inventors
- 👤 Masajiro Noda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:39
CPC Classifications
D; D06; D06P; D06P5/00; D06P5/12; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917; Y10S8/918; Y10S8/92; Y10S8/921
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) | 1975-10-24 | 1976-04-24 | 1976-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-24 | 1980-04-24 | 1980-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-24 | 1984-04-24 | 1984-10-24 | $7700.00 | Window Closed / Lapsed |