Patent US3655813A successfully refreshed from Google Patents.
US2994445A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Parking and warehousing system
Assignee: Individual
•
Filing: 1958-02-04
•
Granted: 1961-08-01
•
Expires: 1978-02-04
Abstract
No abstract record available.
Inventors
- 👤 Roth Anton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 11:22
CPC Classifications
E; E04; E04H; E04H6/00; E04H6/42; E04H6/422; E04H6/08; E04H6/12; E04H6/18; E04H6/20
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1977785A
Cited
US1828307A
Cited
US1782671A
Cited
US2685260A
Cited
US2510573A
Cited
US2593470A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-31 | 1965-01-30 | 1965-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-31 | 1969-01-30 | 1969-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-31 | 1973-01-30 | 1973-08-01 | $7700.00 | Window Closed / Lapsed |