US3210148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Water, isopropanol and hexane scouring of wool
Assignee: Extraction Continue de Smet SA
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Filing: 1961-12-12
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Granted: 1965-10-05
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Expires: 1981-12-12
Abstract
No abstract record available.
Inventors
- 👤 Delforge Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 09:24
CPC Classifications
D; D01; D01C; D01C3/00; D01B; D01B1/00; D01B1/10; D01B1/48; D01B3/00; D01B3/04; D06; D06M; D06M13/00; D06M13/10; D06M13/144
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) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |