US3351733A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Welding method
Assignee: Hitachi Ltd
•
Filing: 1963-08-21
•
Granted: 1967-11-07
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Expires: 1983-08-21
Abstract
No abstract record available.
Inventors
- 👤 Tomono Masami
- 👤 Ueda Hiroshi
- 👤 Kimura Hirokazu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:48
CPC Classifications
H; H10; H10P; H10P72/00; H10P72/04; H10P72/0444; H10P95/00; H10W; H10W99/00; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49764; Y10T29/49771
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A METHOD OF WELDING A LEAD WIRE TO A BASE, SAID METHOD COMPRISING PLACING A BASE UNDER AN ELECTROMAGNETIC WAVE SOURCE, PROJECTING A BEAM OF ELECTROMAGNETIC WAVES FORM SAID ELECTROMAGNETIC WAVE SOURCE UPON THE REGION OF SAID BASE TO WHICH SAID LEAD WIRE IS TO BE WELDED, SAID BEAM CAUSING A DETECTABLE CURRENT TO FLOW WITHIN SAID BASE, MOVING THE LEAD WIRE TO BE WELDED TO THE BASE ALONG THE SURFACE OF SAID BASE IN THE PATH OF THE BEAM OF ELECTROMAGNETIC WAVES, DETECTING A CHANGE IN THE CUR-
Claim 2
Independent Claim
89 words
A METHOD OF WELDING A LEAD WIRE TO A BASE, SAID METHOD COMPRISING PLACING A BASE UNDER AN ELECTROMAGNETIC WAVE SOURCE, PROJECTING A BEAM OF ELECTROMAGNETIC WAVES FORM SAID ELECTROMAGNETIC WAVE SOURCE UPON THE REGION OF SAID BASE TO WHICH SAID LEAD WIRE IS TO BE WELDED, SAID BEAM CAUSING A DETECTABLE CURRENT TO FLOW WITHIN SAID BASE, MOVING THE LEAD WIRE TO BE WELDED TO THE BASE ALONG THE SURFACE OF SAID BASE IN THE PATH OF THE BEAM OF ELECTROMAGNETIC WAVES, DETECTING A CHANGE IN THE CUR-
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-06 | 1971-05-08 | 1971-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-06 | 1975-05-08 | 1975-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-06 | 1979-05-08 | 1979-11-07 | $7700.00 | Window Closed / Lapsed |