Patent US2682966A successfully refreshed from Google Patents.
US2682966A
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US
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Sheet metal file
Assignee: MERRIAM Co
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Filing: 1951-07-09
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Granted: 1954-07-06
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Expires: 1971-07-09
Abstract
No abstract record available.
Inventors
- 👤 George D Wiepert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:42
CPC Classifications
B; B42; B42F; B42F17/00; B42F17/02; A; A47; A47B; A47B88/00; A47B88/90; A47B88/969; A47B88/975; A47B88/994; Y; Y10; Y10S; Y10S206/00; Y10S206/817
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) | 1957-07-05 | 1958-01-04 | 1958-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-05 | 1962-01-04 | 1962-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-05 | 1966-01-04 | 1966-07-06 | $7700.00 | Window Closed / Lapsed |