Patent US2639491A successfully refreshed from Google Patents.
US2639491A
Expired / Lapsed
US
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Transfer machine
Assignee: Motch and Merryweather Machinery Co
•
Filing: 1947-01-10
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Granted: 1953-05-26
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Expires: 1967-01-10
Abstract
No abstract record available.
Inventors
- 👤 Howard E Rose
- 👤 Jr Edwin R Motch
- 👤 David S Baus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:45
CPC Classifications
B; B21; B21D; B21D43/00; B21D43/28; B21D43/285; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5116
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2383094A
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US2433076A
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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) | 1956-05-25 | 1956-11-24 | 1957-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-25 | 1960-11-24 | 1961-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-25 | 1964-11-24 | 1965-05-26 | $7700.00 | Window Closed / Lapsed |