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Patent US3428376A successfully refreshed from Google Patents.
US3428376A
Expired / Lapsed
US
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Spoke-type wheel
Assignee: Zeller Corp
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Filing: 1966-10-13
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Granted: 1969-02-18
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Expires: 1986-10-13
Abstract
No abstract record available.
Inventors
- 👤 Robert C Zeller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:53
CPC Classifications
B; B60; B60B; B60B27/00; B60B27/02; B60B27/023; F; F16; F16C; F16C35/00; F16C35/04; F16C35/06; F16C2326/00; F16C2326/01; F16C2326/02; F16C2326/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |