US2918071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Article washing apparatus
Assignee: Ajem Laboratories Inc
•
Filing: 1954-12-20
•
Granted: 1959-12-22
•
Expires: 1974-12-20
Abstract
No abstract record available.
Inventors
- 👤 Umbricht Emil
- 👤 Evans Dewey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 08:35
CPC Classifications
B; B24; B24C; B24C3/00; B24C3/08; B24C3/085; B08; B08B; B08B3/00; B08B3/02; B08B3/022; C; C23; C23G; C23G3/00
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-21 | 1963-06-22 | 1963-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-21 | 1967-06-22 | 1967-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-21 | 1971-06-22 | 1971-12-22 | $7700.00 | Window Closed / Lapsed |