US3476504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of textiles
Assignee: Imperial Chemical Industries Ltd
•
Filing: 1966-05-12
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Granted: 1969-11-04
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Expires: 1986-05-12
Abstract
No abstract record available.
Inventors
- 👤 John William Case
- 👤 Norman Frederic Crowder
- 👤 Wilfred Arthur Stephen White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:21
CPC Classifications
D; D06; D06L; D06L1/00; D06L1/02; D06F; D06F43/00; D06F43/007; D06L1/06; D06L1/22; D06M; D06M23/00; D06M23/10; D06P; D06P1/00; D06P1/90; Y; Y10; Y10S; Y10S8/00; Y10S8/93; Y10S8/931
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) | 1972-11-03 | 1973-05-05 | 1973-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-03 | 1977-05-05 | 1977-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-03 | 1981-05-05 | 1981-11-04 | $7700.00 | Window Closed / Lapsed |