US2894484A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus and method for fluid treatment of metallic slugs or the like
Assignee: Detrex Corp
•
Filing: 1956-10-01
•
Granted: 1959-07-14
•
Expires: 1976-10-01
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Kearney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 04:22
CPC Classifications
C; C23; C23G; C23G3/00; C23C; C23C22/00
Claims Analysis
Total Claims: 0
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US2516884A
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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) | 1962-07-13 | 1963-01-12 | 1963-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-13 | 1967-01-12 | 1967-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-13 | 1971-01-12 | 1971-07-14 | $7700.00 | Window Closed / Lapsed |