US3366192A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Perambulatory vehicle
Assignee: Individual
•
Filing: 1966-06-20
•
Granted: 1968-01-30
•
Expires: 1986-06-20
Abstract
No abstract record available.
Inventors
- 👤 Robert G Letourneau
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 23:15
CPC Classifications
E; E02; E02F; E02F9/00; E02F9/02; E02F9/04; B; B62; B62D; B62D57/00
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) | 1971-01-29 | 1971-07-31 | 1972-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-29 | 1975-07-31 | 1976-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-29 | 1979-07-31 | 1980-01-30 | $7700.00 | Window Closed / Lapsed |