US2486844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for rectifying distortion in metal bodies
Assignee: Individual
•
Filing: 1948-02-27
•
Granted: 1949-11-01
•
Expires: 1968-02-27
Abstract
No abstract record available.
Inventors
- 👤 Lad L Hercik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:23
CPC Classifications
B; B21; B21D; B21D3/00; Y; Y10; Y10T; Y10T29/00; Y10T29/47
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE26790C
Cited
US7552A
Cited
US142754A
Cited
US293611A
Cited
US356931A
Cited
US719304A
Cited
US938646A
Cited
US987298A
Cited
GB191221358A
Cited
GB120660A
Cited
US1462836A
Cited
US1676215A
Cited
US1930562A
Cited
US1940738A
Cited
US2179992A
Cited
US2277550A
Cited
US2426411A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-31 | 1953-05-02 | 1953-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-31 | 1957-05-02 | 1957-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-31 | 1961-05-02 | 1961-11-01 | $7700.00 | Window Closed / Lapsed |