US3340199A
Expired / Lapsed
US
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Azeotropic halogenated hydrocarbonalcohol solvent composition
Assignee: Imperial Chemical Industries Ltd
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Filing: 1965-03-22
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Granted: 1967-09-05
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Expires: 1985-03-22
Abstract
No abstract record available.
Inventors
- 👤 Clay William Maxwell
- 👤 Yeats Gerald
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:39
CPC Classifications
A; A61; A61Q; A61Q19/00; A61Q19/002; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/31; A61K8/315; A61Q9/00; A61Q9/02; C; C11; C11D; C11D17/00; C11D17/0043; C11D7/00; C11D7/50; C11D7/5036; C11D7/5068; C11D7/5077; C11D7/5081; C23; C23G; C23G5/00; C23G5/02; C23G5/028; C23G5/02809; C23G5/02812; C23G5/02816; C23G5/02819; D; D06; D06M; D06M23/00; D06M23/06; G; G03; G03C; G03C11/00; G03C11/06
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) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |