US3032870A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Brazed joint and fabrication method
Assignee: North American Aviation Corp
•
Filing: 1959-06-18
•
Granted: 1962-05-08
•
Expires: 1979-06-18
Abstract
No abstract record available.
Inventors
- 👤 Roderick G Rohrberg
- 👤 Edward S Boyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:35
CPC Classifications
F; F16; F16L; F16L13/00; F16L13/08; Y; Y10; Y10S; Y10S285/00; Y10S285/915
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US618165A
Cited
US1341812A
Cited
US1872022A
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US2060872A
Cited
US2003488A
Cited
FR788902A
Cited
US2123384A
Cited
US2174218A
Cited
GB651037A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |