Patent US3528761A successfully refreshed from Google Patents.
US3528761A
Expired / Lapsed
US
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Continuous dyeing and printing process and dye compositions suitable therefor
Assignee: Novartis AG
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Filing: 1967-04-27
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Granted: 1970-09-15
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Expires: 1987-04-27
Abstract
No abstract record available.
Inventors
- 👤 Rudolf Keller
- 👤 Jakob Bindler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:29
CPC Classifications
D; D06; D06P; D06P1/00; D06P1/44; D06P1/64; D06P1/642; D06P1/649; D06P1/6495; D06P1/6496; D06P1/62; D06P1/621; D06P1/622; D06P1/625; D06P3/00; D06P3/02; D06P3/04; Y; Y10; Y10S; Y10S8/00; Y10S8/908; Y10S8/916; Y10S8/917; Y10S8/92; Y10S8/924
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) | 1973-09-14 | 1974-03-16 | 1974-09-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-14 | 1978-03-16 | 1978-09-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-14 | 1982-03-16 | 1982-09-15 | $7700.00 | Window Closed / Lapsed |