US3011660A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Parking and handling devices
Assignee: UNION IND CO
•
Filing: 1955-08-31
•
Granted: 1961-12-05
•
Expires: 1975-08-31
Abstract
No abstract record available.
Inventors
- 👤 Shutt Milo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:45
CPC Classifications
E; E04; E04H; E04H6/00; E04H6/08; E04H6/12; E04H6/18; E04H6/182; E04H6/183
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1988619A
Cited
GB337726A
Cited
US1817220A
Cited
US1962127A
Cited
GB417366A
Cited
US1964119A
Cited
DE728493C
Cited
US2712869A
Cited
US2801011A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |