Patent US2947077A successfully refreshed from Google Patents.
US2947077A
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US
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Method of manufacturing laminated sheet metal for shim stock
Assignee: Staver Co Inc
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Filing: 1955-07-28
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Granted: 1960-08-02
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Expires: 1975-07-28
Abstract
No abstract record available.
Inventors
- 👤 Jerome B Lazarus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:03
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/04; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49828; Y10T29/49829
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US995589A
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US1096512A
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US1764271A
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US1940850A
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US1687605A
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US2181502A
Cited
US2175616A
Cited
US2627010A
Cited
US2566249A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |