Patent US1073403A successfully refreshed from Google Patents.
US1073403A
Expired / Lapsed
US
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Steam-engine valve-reversing gear.
Assignee: Individual
•
Filing: 1913-07-01
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Granted: 1913-09-16
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Expires: 1933-07-01
Abstract
No abstract record available.
Inventors
- 👤 William Dalton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:03
CPC Classifications
F; F15; F15B; F15B9/00; F15B9/02; F15B9/08; F15B9/12; B; B23; B23Q; B23Q5/00; B23Q5/22; B23Q5/26; B23Q5/266; B23Q5/268; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20636; Y10T74/2066
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) | 1916-09-15 | 1917-03-17 | 1917-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-09-15 | 1921-03-17 | 1921-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-09-15 | 1925-03-17 | 1925-09-16 | $7700.00 | Window Closed / Lapsed |