US1614558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of cutting elemental slots in cylindrical bodies
Assignee: Westinghouse Electric Corp
•
Filing: 1923-09-28
•
Granted: 1927-01-18
•
Expires: 1943-09-28
Abstract
No abstract record available.
Inventors
- 👤 Alexander T Kasley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 01:03
CPC Classifications
B; B23; B23C; B23C3/00; B23C3/28; B23C3/30; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49995; Y10T29/49996; Y10T407/00; Y10T407/19; Y10T407/1902; Y10T407/195; Y10T409/00; Y10T409/30; Y10T409/303752; Y10T83/00; Y10T83/04; Y10T83/0596
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1930-01-17 | 1930-07-19 | 1931-01-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-01-17 | 1934-07-19 | 1935-01-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-01-17 | 1938-07-19 | 1939-01-18 | $7700.00 | Window Closed / Lapsed |