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Patent US2603503A successfully refreshed from Google Patents.
US2603503A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wagon steering mechanism
Assignee: Individual
•
Filing: 1948-04-29
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Granted: 1952-07-15
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Expires: 1968-04-29
Abstract
No abstract record available.
Inventors
- 👤 Anver B Moen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:36
CPC Classifications
B; B62; B62D; B62D13/00; B62D13/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US534386A
Cited
US682080A
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US1390852A
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US1812768A
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US2008747A
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US2047206A
Cited
US2059419A
Cited
US2106923A
Cited
US2190300A
Cited
US2284892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |