US2720575A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of brazing a joint
Assignee: Bendix Aviation Corp
•
Filing: 1952-03-27
•
Granted: 1955-10-11
•
Expires: 1972-03-27
Abstract
No abstract record available.
Inventors
- 👤 Frederick M Potter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:47
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/0004
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US578801A
Cited
US1303007A
Cited
US1372634A
Cited
US1260690A
Cited
US1490647A
Cited
US1773068A
Cited
US2535397A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-10 | 1959-04-11 | 1959-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-10 | 1963-04-11 | 1963-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-10 | 1967-04-11 | 1967-10-11 | $7700.00 | Window Closed / Lapsed |