US3219391A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Revolving wheel disc cover
Assignee: Individual
•
Filing: 1964-03-27
•
Granted: 1965-11-23
•
Expires: 1984-03-27
Abstract
No abstract record available.
Inventors
- 👤 Richard L Hettinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:34
CPC Classifications
B; B60; B60B; B60B7/00; B60B7/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US896885A
Cited
GB200689A
Cited
US2169237A
Cited
US2237164A
Cited
US2762469A
Cited
US3005906A
Cited
US2997344A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |