US3490175A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic vehicle actuated gate
Assignee: Individual
•
Filing: 1968-08-09
•
Granted: 1970-01-20
•
Expires: 1988-08-09
Abstract
No abstract record available.
Inventors
- 👤 Felix B Romberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 02:26
CPC Classifications
E; E06; E06B; E06B11/00; E06B11/02; E05; E05F; E05F3/00; E05F3/04; E05Y; E05Y2900/00; E05Y2900/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1231763A
Cited
US1611238A
Cited
US2691836A
Cited
US3044764A
Cited
US3209391A
Cited
US3378953A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-19 | 1973-07-21 | 1974-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-19 | 1977-07-21 | 1978-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-19 | 1981-07-21 | 1982-01-20 | $7700.00 | Window Closed / Lapsed |