US2746745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Parking lot control system
Assignee: Bowser Inc
•
Filing: 1952-06-03
•
Granted: 1956-05-22
•
Expires: 1972-06-03
Abstract
No abstract record available.
Inventors
- 👤 Robert H Damon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:25
CPC Classifications
E; E05; E05B; E05B49/00; E05B49/002; E05B49/004; Y; Y10; Y10S; Y10S194/00; Y10S194/902; Y10T; Y10T70/00; Y10T70/70; Y10T70/7051; Y10T70/7062; Y10T70/7124; Y10T70/7441; Y10T70/778; Y10T70/7791; Y10T70/7904
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1367931A
Cited
US1430206A
Cited
US1934867A
Cited
US1880180A
Cited
US2015607A
Cited
US2073904A
Cited
US2073834A
Cited
US2231234A
Cited
US2225003A
Cited
US2566017A
Cited
US2588502A
Cited
US2595769A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-22 | 1959-11-21 | 1960-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-22 | 1963-11-21 | 1964-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-22 | 1967-11-21 | 1968-05-22 | $7700.00 | Window Closed / Lapsed |