Patent US2959431A successfully refreshed from Google Patents.
US2959431A
Expired / Lapsed
US
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Dust guard and seal for journal box
Assignee: Individual
•
Filing: 1954-07-26
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Granted: 1960-11-08
•
Expires: 1974-07-26
Abstract
No abstract record available.
Inventors
- 👤 Curtis D Foss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:50
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/74; B; B61; B61F; B61F15/00; B61F15/20; B61F15/22; F16C2326/00; F16C2326/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1104361A
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US1179846A
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DE711737C
Cited
GB562456A
Cited
US2394012A
Cited
US2692783A
Cited
US2668067A
Cited
FR1038099A
Cited
US2657080A
Cited
US2758853A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-08 | 1964-05-09 | 1964-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-08 | 1968-05-09 | 1968-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-08 | 1972-05-09 | 1972-11-08 | $7700.00 | Window Closed / Lapsed |