US2869266A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for removing metal from the surface of a metal object
Assignee: Turco Products Inc
•
Filing: 1954-10-04
•
Granted: 1959-01-20
•
Expires: 1974-10-04
Abstract
No abstract record available.
Inventors
- 👤 Jr Fairbanks C Hirdler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:02
CPC Classifications
C; C23; C23F; C23F1/00; C23F1/08; C23F1/02; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4981
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1001031A
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US1267754A
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US1371338A
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US1340975A
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US1849452A
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US2662002A
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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) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |