Patent US5080444A successfully refreshed from Google Patents.
US5080444A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle wheel
Assignee: EIDP Inc
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Filing: 1989-11-29
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Granted: 1992-01-14
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Expires: 2009-11-29
Abstract
Abstract A wheel formed of a rim joined to a hub by a multi-spoke foam structure that is coated with a fiber reinforced resin material is defined by particular relationships between the spokes and the radiused sections joining the spokes to the hub and the rim.
Inventors
- 👤 Mark W. Hopkins
- 👤 Frank S. Principe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:35
CPC Classifications
B; B60; B60B; B60B5/00; B60B5/02; B60B1/00; B60B1/003
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
40 words
A wheel comprising: a circular member, a hub and a plurality of spokes connected between said hub and said circular member, said circular member having an aerodynamic shaped edge directed toward said hub and an aspect ratio greater than 2.6.
Claim 2
Dependent Claim
40 words
A wheel comprising: a circular member, a hub and a plurality of spokes connected between said hub and said circular member, said circular member having an aerodynamic shaped edge directed toward said hub and an aspect ratio greater than 2.6.
Claim 3
Dependent Claim
19 words
A wheel rim having an inwardly facing aerodynamic shaped edge, said rim having an aspect ratio greater than 2.6.
Claim 4
Dependent Claim
19 words
A wheel rim having an inwardly facing aerodynamic shaped edge, said rim having an aspect ratio greater than 2.6.
References Cited (Backward Citations)
US705567A
Cited
US3656531A
Cited
DE2703753A1
Cited
DE3016862A1
Cited
US4793659A
Cited
JPS6274701A
Cited
DE3536308A1
Cited
US4919490A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-01-13 | 1995-07-15 | 1996-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-01-13 | 1999-07-15 | 2000-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-01-13 | 2003-07-15 | 2004-01-14 | $7700.00 | Window Closed / Lapsed |