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US2584788A
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US
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Chain guard
Assignee: ELRAC PRESSED METALS Inc
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Filing: 1948-02-20
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Granted: 1952-02-05
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Expires: 1968-02-20
Abstract
No abstract record available.
Inventors
- 👤 Albert J Cich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:08
CPC Classifications
B; B62; B62J; B62J21/00; B62J13/00; B62J13/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US642906A
Cited
FR451470A
Cited
US1069160A
Cited
FR465202A
Cited
GB585903A
Cited
US2406029A
Cited
US2492879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |