Patent US2731145A successfully refreshed from Google Patents.
US2698548A
Expired / Lapsed
US
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Method of pressure welding
Assignee: The General Electric Company PLC
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Filing: 1951-02-27
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Granted: 1955-01-04
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Expires: 1971-02-27
Abstract
No abstract record available.
Inventors
- 👤 Sowter Anthony Bagnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:22
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/02; B23K20/028; Y; Y10; Y10S; Y10S228/00; Y10S228/904
Claims Analysis
Total Claims: 0
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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) | 1958-01-03 | 1958-07-05 | 1959-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-03 | 1962-07-05 | 1963-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-03 | 1966-07-05 | 1967-01-04 | $7700.00 | Window Closed / Lapsed |