Patent US2587053A successfully refreshed from Google Patents.
US2587053A
Expired / Lapsed
US
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Joint construction for endless belts
Assignee: Individual
•
Filing: 1948-10-21
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Granted: 1952-02-26
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Expires: 1968-10-21
Abstract
No abstract record available.
Inventors
- 👤 Charles M Lopez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:15
CPC Classifications
F; F16; F16G; F16G3/00; F16G3/02; F16G3/04; Y; Y10; Y10T; Y10T24/00; Y10T24/16; Y10T24/1608; Y10T24/1636; Y10T24/1668
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US84772A
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US218008A
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US249828A
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US767473A
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US915905A
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DE353003C
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US1163780A
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US1454460A
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US1975570A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |