US2867949A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for finishing metal and products resulting therefrom
Assignee: Individual
•
Filing: 1955-08-10
•
Granted: 1959-01-13
•
Expires: 1975-08-10
Abstract
No abstract record available.
Inventors
- 👤 Henry A Meyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:31
CPC Classifications
B; B24; B24B; B24B21/00; B24B21/02; B24B21/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2105612A
Cited
US2191189A
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US2239580A
Cited
US2293923A
Cited
US2365640A
Cited
US2396114A
Cited
US2497407A
Cited
US2612730A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |