US1698264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tube-cutting machine
Assignee: MD Knowlton Co
•
Filing: 1927-06-15
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Granted: 1929-01-08
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Expires: 1947-06-15
Abstract
No abstract record available.
Inventors
- 👤 Edgar M Hawkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:42
CPC Classifications
B; B23; B23D; B23D45/00; B23D45/18; B23D45/10; Y; Y10; Y10T; Y10T83/00; Y10T83/465; Y10T83/4653; Y10T83/4656; Y10T83/4667; Y10T83/467; Y10T83/4673; Y10T83/4728; Y10T83/4757; Y10T83/4766; Y10T83/4789; Y10T83/4795; Y10T83/4812
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) | 1932-01-08 | 1932-07-09 | 1933-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-01-08 | 1936-07-09 | 1937-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-01-08 | 1940-07-09 | 1941-01-08 | $7700.00 | Window Closed / Lapsed |