US3226679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic selective ringing decoder system
Assignee: Motors Liquidation Co
•
Filing: 1961-12-12
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Granted: 1965-12-28
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Expires: 1981-12-12
Abstract
No abstract record available.
Inventors
- 👤 James D Malone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:41
CPC Classifications
H; H04; H04W; H04W88/00; H04W88/02; H04W88/022; H04W88/025; H04W88/028
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
IN A SELECTIVE SIGNALING SYSTEM USING CALL SIGNALS REPRESENTED BY PERMUTATIONS OF INTEGERS AND ENCODED IN A TRANSMITTED SIGNAL, A RECEIVING STATION INCLUDING A DECODER CIRCUIT FOR DEVELOPING FROM SAID SIGNAL A PULSE TRAIN COMPRISING SEVERAL GROUPS OF PULSES, EACH GROUP CORRESPONDING TO ONE OF SAID INTEGERS, A FIRST COUNTER MEANS TO COUNT THE PULSES OF EACH GROUP, SEQUENTIALLY ENERGIZED SELECTING MEANS ELECTRICALLY CONNECTED TO SAID FIRST COUNTER MEANS FOR PRESENTING THE FIRST COUNTER MEANS TO STATES CORRESPONDING TO THE INTEGERS OF THE CALL NUMBER ASSIGNED TO THE STATION WHEREBY EACH GROUP OF THE RECEIVED SIGNAL IS COMPARED TO THE CORRESPONDING GROUP OF THE CALL SIGNAL ASSIGNED TO
Claim 2
Dependent Claim
108 words
IN A SELECTIVE SIGNALING SYSTEM USING CALL SIGNALS REPRESENTED BY PERMUTATIONS OF INTEGERS AND ENCODED IN A TRANSMITTED SIGNAL, A RECEIVING STATION INCLUDING A DECODER CIRCUIT FOR DEVELOPING FROM SAID SIGNAL A PULSE TRAIN COMPRISING SEVERAL GROUPS OF PULSES, EACH GROUP CORRESPONDING TO ONE OF SAID INTEGERS, A FIRST COUNTER MEANS TO COUNT THE PULSES OF EACH GROUP, SEQUENTIALLY ENERGIZED SELECTING MEANS ELECTRICALLY CONNECTED TO SAID FIRST COUNTER MEANS FOR PRESENTING THE FIRST COUNTER MEANS TO STATES CORRESPONDING TO THE INTEGERS OF THE CALL NUMBER ASSIGNED TO THE STATION WHEREBY EACH GROUP OF THE RECEIVED SIGNAL IS COMPARED TO THE CORRESPONDING GROUP OF THE CALL SIGNAL ASSIGNED TO
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |