Patent US2787197A successfully refreshed from Google Patents.
US2787197A
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Shaping machine
Assignee: General Dynamics Corp
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Filing: 1954-03-22
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Granted: 1957-04-02
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Expires: 1974-03-22
Abstract
No abstract record available.
Inventors
- 👤 Garland R Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:03
CPC Classifications
B; B23; B23C; B23C3/00; B23C3/12; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30084; Y10T409/301176; Y10T409/301624; Y10T409/30168; Y10T409/301848; Y10T409/301904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1237487A
Cited
US1293956A
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DE696653C
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US2323587A
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US2669908A
Cited
US2674160A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-01 | 1960-10-01 | 1961-04-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-01 | 1964-10-01 | 1965-04-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-01 | 1968-10-01 | 1969-04-02 | $7700.00 | Window Closed / Lapsed |