US3047710A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for brazing and heat treating honeycomb sandwich structures
Assignee: Boeing Co
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Filing: 1960-09-29
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Granted: 1962-07-31
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Expires: 1980-09-29
Abstract
No abstract record available.
Inventors
- 👤 Donald C Rowe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:11
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/008; B23K1/0008; B23K1/0014; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49879
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) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |