US2445498A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for boring mills
Assignee: LIMA HAMILTON CORP
•
Filing: 1945-05-30
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Granted: 1948-07-20
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Expires: 1965-05-30
Abstract
No abstract record available.
Inventors
- 👤 Otto E Schurr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:05
CPC Classifications
B; B23; B23Q; B23Q11/00; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5104; Y10T29/5109; Y10T29/5111; Y10T82/00; Y10T82/16; Y10T82/16032; Y10T82/25; Y10T82/2531; Y10T82/2541
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US981724A
Cited
US1376452A
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US1469360A
Cited
US1570799A
Cited
US1650693A
Cited
US1649411A
Cited
US1986862A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-20 | 1952-01-19 | 1952-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-20 | 1956-01-19 | 1956-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-20 | 1960-01-19 | 1960-07-20 | $7700.00 | Window Closed / Lapsed |