US2484650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Induction brazing apparatus
Assignee: AT&T Inc
•
Filing: 1945-06-25
•
Granted: 1949-10-11
•
Expires: 1965-06-25
Abstract
No abstract record available.
Inventors
- 👤 Jr Harold D Ross
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:05
CPC Classifications
B; B23; B23K; B23K1/00; B23K1/002
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB286823A
Cited
GB385285A
Cited
US2024906A
Cited
US2048706A
Cited
US2151035A
Cited
US2228600A
Cited
US2181899A
Cited
US2314865A
Cited
US2314875A
Cited
US2329944A
Cited
US2397990A
Cited
US2408229A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-10 | 1953-04-11 | 1953-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-10 | 1957-04-11 | 1957-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-10 | 1961-04-11 | 1961-10-11 | $7700.00 | Window Closed / Lapsed |