US2596771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bushing and bearing spacer assembly for roller skate wheels
Assignee: Individual
•
Filing: 1948-12-10
•
Granted: 1952-05-13
•
Expires: 1968-12-10
Abstract
No abstract record available.
Inventors
- 👤 Louis O Harbour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:04
CPC Classifications
F; F16; F16C; F16C19/00; F16C19/54; A; A63; A63C; A63C17/00; A63C17/22; F16C13/00; F16C13/006; F16C35/00; F16C35/04; F16C35/06; F16C35/061; F16C2316/00; F16C2316/30; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/4992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US294461A
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GB190914624A
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GB190915216A
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GB191007635A
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US1084409A
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US1773924A
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US1903776A
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US2209181A
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US2304944A
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US2316498A
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US2432105A
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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 |