Patent US1907938A successfully refreshed from Google Patents.
US1907938A
Expired / Lapsed
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Piston turning and grinding machine
Assignee: STORM Manufacturing CO Inc
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Filing: 1930-03-21
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Granted: 1933-05-09
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Expires: 1950-03-21
Abstract
No abstract record available.
Inventors
- 👤 Storm Adolph
- 👤 Thorsen Thor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:12
CPC Classifications
B; B24; B24B; B24B19/00; B24B19/08; B24B19/10; Y; Y10; Y10S; Y10S29/00; Y10S29/064; Y10S29/077; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5109; Y10T29/511; Y10T82/00; Y10T82/25; Y10T82/2531; Y10T82/2564; Y10T82/2566; Y10T82/2572; Y10T82/2574; Y10T82/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1936-05-08 | 1936-11-07 | 1937-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-05-08 | 1940-11-07 | 1941-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-05-08 | 1944-11-07 | 1945-05-09 | $7700.00 | Window Closed / Lapsed |