US3451164A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vehicle parking device
Assignee: Individual
•
Filing: 1968-07-01
•
Granted: 1969-06-24
•
Expires: 1988-07-01
Abstract
No abstract record available.
Inventors
- 👤 Clark F Kappelman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:21
CPC Classifications
E; E01; E01F; E01F13/00; E01F13/04; E01F13/044; E01F13/046; E01F9/00; E01F9/60; E01F9/623; E01F9/646
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3118352A
Cited
US2333274A
Cited
US2588502A
Cited
US2649341A
Cited
US3086430A
Cited
US3061960A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-23 | 1972-12-23 | 1973-06-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-23 | 1976-12-23 | 1977-06-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-23 | 1980-12-23 | 1981-06-24 | $7700.00 | Window Closed / Lapsed |