US1292494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of cutting metals.
Assignee: Individual
•
Filing: 1917-06-11
•
Granted: 1919-01-28
•
Expires: 1937-06-11
Abstract
No abstract record available.
Inventors
- 👤 William A Lorenz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:15
CPC Classifications
B; B23; B23B; B23B5/00; Y; Y10; Y10S; Y10S29/00; Y10S29/046; Y10S29/052; Y10S82/00; Y10S82/904; Y10T; Y10T82/00; Y10T82/25; Y10T82/2572; Y10T82/30
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) | 1922-01-27 | 1922-07-29 | 1923-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-01-27 | 1926-07-29 | 1927-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-01-27 | 1930-07-29 | 1931-01-28 | $7700.00 | Window Closed / Lapsed |