Patent US2560929A successfully refreshed from Google Patents.
US2560929A
Expired / Lapsed
US
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Tool for assembling radiator sections or the like
Assignee: Crane Co
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Filing: 1947-09-11
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Granted: 1951-07-17
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Expires: 1967-09-11
Abstract
No abstract record available.
Inventors
- 👤 Robert L Calbeck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:09
CPC Classifications
B; B25; B25B; B25B5/00; B25B5/06; B25B5/08; B25B27/00; B25B27/02; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44641; Y10T24/44684; Y10T24/44692; Y10T24/44709; Y10T29/00; Y10T29/53; Y10T29/53678; Y10T29/53909
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) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |