US1229352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Milling-machine.
Assignee: VAN NORMAN MACHINE TOOL Co
•
Filing: 1910-01-22
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Granted: 1917-06-12
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Expires: 1930-01-22
Abstract
No abstract record available.
Inventors
- 👤 Charles E Van Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:53
CPC Classifications
B; B23; B23C; B23C1/00; B23C1/12; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/50; B23Q1/54; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/30784; Y10T409/307952; Y10T409/308232; Y10T409/308456
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) | 1920-06-11 | 1920-12-11 | 1921-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-06-11 | 1924-12-11 | 1925-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-06-11 | 1928-12-11 | 1929-06-12 | $7700.00 | Window Closed / Lapsed |