US3521989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of dyeing wool and composition therefor
Assignee: Commonwealth Scientific and Industrial Research Organisation
•
Filing: 1967-09-27
•
Granted: 1970-07-28
•
Expires: 1987-09-27
Abstract
No abstract record available.
Inventors
- 👤 Ian Bruce Angliss
- 👤 Jack Delmenico
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 08:09
CPC Classifications
D; D06; D06P; D06P3/00; D06P3/02; D06P3/04; D06P3/14; D06P3/148; D06B; D06B9/00; D06B9/02; D06P1/00; D06P1/44; D06P1/62; D06P1/621; D06P1/622; D06P1/623; D06P1/627; D06P1/64; D06P1/642; D06P1/649; D06P1/6491; D06P3/16; D06P3/20; D06P3/24; D06P3/241; D06P3/34; D06P3/52; D06P3/54; D06P3/70; D06P3/76; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/917
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3150916A
Cited
GB542936A
Cited
US2501184A
Cited
US3218116A
Cited
GB953235A
Cited
US3323153A
Cited
US3363972A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-07-27 | 1974-01-26 | 1974-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-07-27 | 1978-01-26 | 1978-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-07-27 | 1982-01-26 | 1982-07-28 | $7700.00 | Window Closed / Lapsed |