Patent US2692783A successfully refreshed from Google Patents.
US2692783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust guard and seal for inner ends of journal boxes
Assignee: Individual
•
Filing: 1947-04-18
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Granted: 1954-10-26
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Expires: 1967-04-18
Abstract
No abstract record available.
Inventors
- 👤 Curtis D Foss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:39
CPC Classifications
B; B61; B61F; B61F15/00; B61F15/20; B61F15/22; F; F16; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3204; F16J15/3224
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US270262A
Cited
US987799A
Cited
US2103555A
Cited
US2257119A
Cited
US2181203A
Cited
US2241870A
Cited
GB544732A
Cited
GB562456A
Cited
US2394012A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-10-25 | 1958-04-26 | 1958-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-10-25 | 1962-04-26 | 1962-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-10-25 | 1966-04-26 | 1966-10-26 | $7700.00 | Window Closed / Lapsed |