US2437823A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheeled carriage for vehicles
Assignee: Individual
•
Filing: 1944-08-23
•
Granted: 1948-03-16
•
Expires: 1964-08-23
Abstract
No abstract record available.
Inventors
- 👤 Henri W Jonkhoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:45
CPC Classifications
B; B62; B62D; B62D13/00; B62D13/02
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US233503A
Cited
US412740A
Cited
US739703A
Cited
US846939A
Cited
US846606A
Cited
US1005909A
Cited
US1376040A
Cited
US1926334A
Cited
AT154260B
Cited
US2237575A
Cited
US2316374A
Cited
US2351001A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-03-16 | 1951-09-15 | 1952-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-16 | 1955-09-15 | 1956-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-16 | 1959-09-15 | 1960-03-16 | $7700.00 | Window Closed / Lapsed |