Patent US1966039A successfully refreshed from Google Patents.
US1966039A
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US
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Joint forming means for return bends and the like
Assignee: LOCOMOTIVE FINISHED MATERIAL C
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Filing: 1933-01-21
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Granted: 1934-07-10
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Expires: 1953-01-21
Abstract
No abstract record available.
Inventors
- 👤 Henry E Muchnic
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:49
CPC Classifications
F; F16; F16L; F16L23/00; F16L23/04; F16L23/08; F16L23/10; C; C10; C10G; C10G9/00; C10G9/14; C10G9/18; C10G9/20; E; E21; E21F; E21F15/00; E21F15/08; F16L21/00; F16L21/06; F16L43/00; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1441
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1937-07-09 | 1938-01-08 | 1938-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-07-09 | 1942-01-08 | 1942-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-07-09 | 1946-01-08 | 1946-07-10 | $7700.00 | Window Closed / Lapsed |