US3047664A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toll ticketing trunk circuit
Assignee: General Dynamics Corp
•
Filing: 1955-09-26
•
Granted: 1962-07-31
•
Expires: 1975-09-26
Abstract
No abstract record available.
Inventors
- 👤 Milton A Clement
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:15
CPC Classifications
H; H04; H04M; H04M15/00; H04M15/38
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2204346A
Cited
US2629016A
Cited
US2396404A
Cited
US2513112A
Cited
US2767246A
Cited
US2594495A
Cited
US2535498A
Cited
US2708690A
Cited
US2794070A
Cited
US2782257A
Cited
US2886642A
Cited
US2817072A
Cited
US2843446A
Cited
US2798554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |