US2364734A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metalworking machine
Assignee: Whiting Corp
•
Filing: 1942-11-21
•
Granted: 1944-12-12
•
Expires: 1962-11-21
Abstract
No abstract record available.
Inventors
- 👤 John J Mcglone
- 👤 Robert I Anderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:03
CPC Classifications
B; B21; B21D; B21D5/00; B21D5/06; B21D5/08; Y; Y10; Y10T; Y10T83/00; Y10T83/647; Y10T83/6572; Y10T83/768; Y10T83/7684; Y10T83/7701
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) | 1947-12-12 | 1948-06-12 | 1948-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-12-12 | 1952-06-12 | 1952-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-12-12 | 1956-06-12 | 1956-12-12 | $7700.00 | Window Closed / Lapsed |