US3087010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic telegraph switching system
Assignee: Western Union Telegraph Co
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Filing: 1960-04-27
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Granted: 1963-04-23
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Expires: 1980-04-27
Abstract
No abstract record available.
Inventors
- 👤 Turk John E De
- 👤 William G Brown
- 👤 James R Mcreynolds
- 👤 Robert L Snyder
- 👤 Fulkerson Lewis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:58
CPC Classifications
H; H04; H04L; H04L12/00; H04L12/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
IN A TELEGRAPH SWITCHING SYSTEM, A SWITCHING CENTER HAVING A PLURALITY OF INCOMING CHANNELS, FIRST STORAGE MEANS FED BY SAID INCOMING CHANNELS TO STORE TEMPORARILY CODED SIGNAL PULSES REPRESENTING EACH OF THE CHARACTERS OF TELEGRAPH MESSAGES AS THE PULSES ARE RECEIVED AT TELEGRAPH INPUT PULSE RATES, SIGNAL STORAGE AND REPEATING EQUIPMENT HAVING INPUT PULSE STORAGE SECTIONS AND OUTPUT PULSE STORAGE SECTIONS, FIRST PRECESSOR MEANS FOR CYCLICALLY FEEDING TO SAID INPUT PULSE STORAGE SECTIONS THE INFORMATION STORED IN SAID FIRST STORAGE MEANS, MEANS TO READ SERIALLY AND CONVERT THE INFORMATION IN SAID INPUT PULSE STORAGE SECTIONS TO SIGNALS HAVING HIGHER PULSE RATES, MEANS FOR FEEDING SERIALLY TO SAID OUTPUT PULSE STORAGE SECTIONS SAID SIGNALS HAVING HIGHER PULSE RATES, A SECOND STORAGE MEANS, AND SECOND PRECESSOR MEANS TO READ CYCLICALLY AND CONVERT THE INFORMATION IN SAID OUTPUT PULSE STORAGE SECTIONS TO SIGNALS HAVING TELEGRAPH PULSE RATES COUPLED TO FEED SAID SECOND STORAGE MEANS, AND OUTGOING CHANNELS FED BY SAID SECOND STORAGE MEANS.
Claim 2
Dependent Claim
160 words
IN A TELEGRAPH SWITCHING SYSTEM, A SWITCHING CENTER HAVING A PLURALITY OF INCOMING CHANNELS, FIRST STORAGE MEANS FED BY SAID INCOMING CHANNELS TO STORE TEMPORARILY CODED SIGNAL PULSES REPRESENTING EACH OF THE CHARACTERS OF TELEGRAPH MESSAGES AS THE PULSES ARE RECEIVED AT TELEGRAPH INPUT PULSE RATES, SIGNAL STORAGE AND REPEATING EQUIPMENT HAVING INPUT PULSE STORAGE SECTIONS AND OUTPUT PULSE STORAGE SECTIONS, FIRST PRECESSOR MEANS FOR CYCLICALLY FEEDING TO SAID INPUT PULSE STORAGE SECTIONS THE INFORMATION STORED IN SAID FIRST STORAGE MEANS, MEANS TO READ SERIALLY AND CONVERT THE INFORMATION IN SAID INPUT PULSE STORAGE SECTIONS TO SIGNALS HAVING HIGHER PULSE RATES, MEANS FOR FEEDING SERIALLY TO SAID OUTPUT PULSE STORAGE SECTIONS SAID SIGNALS HAVING HIGHER PULSE RATES, A SECOND STORAGE MEANS, AND SECOND PRECESSOR MEANS TO READ CYCLICALLY AND CONVERT THE INFORMATION IN SAID OUTPUT PULSE STORAGE SECTIONS TO SIGNALS HAVING TELEGRAPH PULSE RATES COUPLED TO FEED SAID SECOND STORAGE MEANS, AND OUTGOING CHANNELS FED BY SAID SECOND STORAGE 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) | 1966-04-22 | 1966-10-22 | 1967-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-22 | 1970-10-22 | 1971-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-22 | 1974-10-22 | 1975-04-23 | $7700.00 | Window Closed / Lapsed |