Patent US1373547A successfully refreshed from Google Patents.
US1373547A
Expired / Lapsed
US
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Change-speed gearing
Assignee: VULCAN MOTOR DEVICES Co
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Filing: 1913-10-08
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Granted: 1921-04-05
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Expires: 1933-10-08
Abstract
No abstract record available.
Inventors
- 👤 Beemer Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:10
CPC Classifications
B; B60; B60W; B60W30/00; B60W30/18; B60W30/19; B60W10/00; B60W10/02; B60W10/10; B60W10/11; B60W2540/00; B60W2540/14; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19242; Y10T74/19247
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) | 1924-04-04 | 1924-10-04 | 1925-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-04-04 | 1928-10-04 | 1929-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-04-04 | 1932-10-04 | 1933-04-05 | $7700.00 | Window Closed / Lapsed |