Patent US1422140A successfully refreshed from Google Patents.
US1422140A
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Car-wheel-boring machine
Assignee: NILES BEMENTPOND CO
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Filing: 1920-08-06
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Granted: 1922-07-11
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Expires: 1940-08-06
Abstract
No abstract record available.
Inventors
- 👤 Willard T Sears
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:30
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/64; B23Q1/66; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/12; B23B31/16; B23B31/16004; B23B31/16025; B23B5/00; B23B5/28; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5124; Y10T29/5127; Y10T29/513; Y10T82/00; Y10T82/25; Y10T82/2514
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) | 1925-07-10 | 1926-01-09 | 1926-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-07-10 | 1930-01-09 | 1930-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-07-10 | 1934-01-09 | 1934-07-11 | $7700.00 | Window Closed / Lapsed |