US3041399A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toll ticketing system
Assignee: General Dynamics Corp
•
Filing: 1958-05-01
•
Granted: 1962-06-26
•
Expires: 1978-05-01
Abstract
No abstract record available.
Inventors
- 👤 William H Berch
- 👤 Jr Richard P Boyer
- 👤 Ernest H Gatzert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:10
CPC Classifications
H; H04; H04M; H04M15/00; H04M15/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2595106A
Cited
US2594495A
Cited
US2767246A
Cited
US2782257A
Cited
US2848543A
Cited
US2947817A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |