US1687350A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous milling machine
Assignee: CONS MACHINE TOOL CORP
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Filing: 1923-10-29
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Granted: 1928-10-09
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Expires: 1943-10-29
Abstract
No abstract record available.
Inventors
- 👤 Ernest J Rollings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:49
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/50; B23Q1/52; B23Q2701/00; B23Q2701/02; B23Q2701/025; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/305264; Y10T409/305544
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) | 1931-10-09 | 1932-04-09 | 1932-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-10-09 | 1936-04-09 | 1936-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-10-09 | 1940-04-09 | 1940-10-09 | $7700.00 | Window Closed / Lapsed |