US3057487A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automobile parking system
Assignee: Individual
•
Filing: 1961-03-06
•
Granted: 1962-10-09
•
Expires: 1981-03-06
Abstract
No abstract record available.
Inventors
- 👤 Martinez Rafael
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:37
CPC Classifications
E; E04; E04H; E04H6/00; E04H6/08; E04H6/12; E04H6/30; E04H6/302; E04H6/36
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
BE495998A
Cited
US995648A
Cited
US1718512A
Cited
US1861659A
Cited
US1998290A
Cited
US1851262A
Cited
US2846087A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |