US1804237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite metal and brazing process therefor
Assignee: General Electric Co
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Filing: 1925-10-16
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Granted: 1931-05-05
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Expires: 1945-10-16
Abstract
No abstract record available.
Inventors
- 👤 Steenstrup Christian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:38
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/20; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/939; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12861; Y10T428/12882; Y10T428/12903; Y10T428/1291; Y10T428/12917; Y10T428/12951; Y10T428/12986
Claims Analysis
Total Claims: 0
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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) | 1934-05-04 | 1934-11-03 | 1935-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-05-04 | 1938-11-03 | 1939-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-05-04 | 1942-11-03 | 1943-05-05 | $7700.00 | Window Closed / Lapsed |