Patent US3829973A successfully refreshed from Google Patents.
Patent US3092165A successfully refreshed from Google Patents.
US3092165A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic forming method and apparatus therefor
Assignee: General Dynamics Corp
•
Filing: 1961-01-11
•
Granted: 1963-06-04
•
Expires: 1981-01-11
Abstract
No abstract record available.
Inventors
- 👤 George W Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:02
CPC Classifications
B; B21; B21D; B21D26/00; B21D26/14; Y; Y10; Y10S; Y10S264/00; Y10S264/45; Y10S425/00; Y10S425/026; Y10S425/033; Y10T; Y10T29/00; Y10T29/49; Y10T29/49803
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
106 words
A METHOD OF FORMING A WORK PIECE, WHICH METHOD COMPRISES POSITIONING A WORK PIECE TO BE FORMED IN A PREDETERMINED RELATION TO A SOURCE OF A MAGNETOMOTIVE FORCE, PROVIDING A PLASMA OF IONIZED MATERIAL AT THE SURFACE OF THE WORK PIECE, AND PRODUCING A VARYING MAGNETIC FIELD AT SAID SOURCE WHICH IS DIRECTED AT SAID PLASMA AND THE SURFACE OF SAID WORK PIECE SO THAT SAID MAGNETIC FIELD INTERACTS WITH SAID PLASMA TO FORCE SAID PLASMA AGAINST SAID WORK PIECE, SAID FIELD BEING MADE OF SUCH A CONFIGURATION AND INTENSITY THAT THE PLASMA ACTS UPON THE WORK PIECE TO FORM THE SAME IN A DESIRED MANNER.
References Cited (Backward Citations)
US2976907A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-03 | 1966-12-03 | 1967-06-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-03 | 1970-12-03 | 1971-06-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-03 | 1974-12-03 | 1975-06-04 | $7700.00 | Window Closed / Lapsed |