Patent US2690782A successfully refreshed from Google Patents.
US2690782A
Expired / Lapsed
US
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Machine for bending tubing
Assignee: FEDDERS QUIGAN CORP
•
Filing: 1951-08-03
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Granted: 1954-10-05
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Expires: 1971-08-03
Abstract
No abstract record available.
Inventors
- 👤 Stephen A Tirone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:01
CPC Classifications
B; B21; B21D; B21D11/00; B21D11/06; B21D11/07; Y; Y10; Y10T; Y10T137/00; Y10T137/8376
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-04 | 1958-04-05 | 1958-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-04 | 1962-04-05 | 1962-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-04 | 1966-04-05 | 1966-10-05 | $7700.00 | Window Closed / Lapsed |