US3112372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telephone marker translating system
Assignee: AT&T Inc
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Filing: 1960-10-03
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Granted: 1963-11-26
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Expires: 1980-10-03
Abstract
No abstract record available.
Inventors
- 👤 Gordon C Irwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:56
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/0004
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
82 words
IN AN AUTOMATIC TELEPHONE SWITCHING SYSTEM, A CALL ROUTING REGISTER, A TRANSLATOR HAVING OUTPUTS FOR OPERATING SAID REGISTER, FIRST, SECOND AND THIRD INPUT ACCESS MEANS ASSOCIATED WITH SAID TRANSLATOR, MEANS FOR ENTERING A CALLED CODE IN SAID FIRST ACCESS MEANS, MEANS CONTROLLED BY SAID TRANSLATOR OUTPUTS FOR ENTERING A TRANSLATED PORTION OF SAID CALLED CODE IN SAID SECOND ACCESS MEANS, AND SWITCHING MEANS CONTROLLED BY SAID ROUTING REGISTER FOR ENTERING SAID TRANSLATED PORTION OF SAID CALLED CODE IN SAID THIRD ACCESS MEANS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-25 | 1967-05-27 | 1967-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-25 | 1971-05-27 | 1971-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-25 | 1975-05-27 | 1975-11-26 | $7700.00 | Window Closed / Lapsed |