US3467485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the dyeing of polyamide fibers
Assignee: Novartis AG
•
Filing: 1964-05-13
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Granted: 1969-09-16
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Expires: 1984-05-13
Abstract
No abstract record available.
Inventors
- 👤 Alfred Schaeuble
- 👤 Ernst Adolf Rauchle
- 👤 Willi Leutenegger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:39
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/02; D06P3/04; D06P3/14; D06P3/16; D06B; D06B3/00; D06B3/10; D06B3/16; D06P1/00; D06P1/44; D06P1/60; D06P1/613; D06P1/6131; D06P1/64; D06P1/642; D06P1/649; D06P1/6495; D06P1/6496; D06P1/653; D06P1/6533; D06B2700/00; D06B2700/09; D06B2700/095; Y; Y10; Y10S; Y10S8/00; Y10S8/904; Y10S8/907; Y10S8/916; Y10S8/917; Y10S8/92; Y10S8/924; Y10S8/925
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1972-09-15 | 1973-03-17 | 1973-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-15 | 1977-03-17 | 1977-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-15 | 1981-03-17 | 1981-09-16 | $7700.00 | Window Closed / Lapsed |