US2596428A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tensioning device
Assignee: Individual
•
Filing: 1949-07-16
•
Granted: 1952-05-13
•
Expires: 1969-07-16
Abstract
No abstract record available.
Inventors
- 👤 Donald W O'malley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:53
CPC Classifications
B; B65; B65H; B65H23/00; B65H23/04; B65H23/06; B65H23/08; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44282; Y10T24/44291; Y10T24/44376; Y10T24/44385; Y10T24/44444; Y10T24/44462
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US117644A
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US699763A
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US2123936A
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US1996130A
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US2143481A
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US2160910A
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US2189952A
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US2331371A
Cited
US2489432A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-13 | 1955-11-12 | 1956-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-13 | 1959-11-12 | 1960-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-13 | 1963-11-12 | 1964-05-13 | $7700.00 | Window Closed / Lapsed |