US3105115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Equipment holding time distribution analyzer
Assignee: AT&T Inc
•
Filing: 1960-07-01
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Granted: 1963-09-24
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Expires: 1980-07-01
Abstract
No abstract record available.
Inventors
- 👤 William B Callaway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:13
CPC Classifications
H; H04; H04M; H04M3/00; H04M3/22; H04M3/36; H04M3/08; H04M3/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
IN A SYSTEM FOR DETERMINING THE DISTRIBUTION OF EQUIPMENT HOLDING TIMES, AN INPUT CIRCUIT, MEANS FOR APPLYING A SIGNAL TO SAID CIRCUIT FOR THE DURATION OF EACH EQUIPMENT BUSY PERIOD, A PLURALITY OF REGISTERS EACH OF WHICH REPRESENTS A UNIQUE RANGE OF HOLDING TIMES, A DISTRIBUTOR RESPONSIVE TO EACH APPLIED SIGNAL FOR SELECTING A REGISTER FROM SAID PLURALITY IN ACCORDANCE WITH THE DURATION OF SAID APPLIED SIGNAL, AND MEANS INDEPENDENT OF SAID DISTRIBUTOR AND RESPONSIVE TO THE RECEPTION OF THE SIGNAL FOR EACH BUSY PERIOD FOR OPERATING THE SELECTED REGISTER INDEPENDENTLY OF THE DURATION OF SAID RECEIVED SIGNAL.
Claim 2
Dependent Claim
98 words
IN A SYSTEM FOR DETERMINING THE DISTRIBUTION OF EQUIPMENT HOLDING TIMES, AN INPUT CIRCUIT, MEANS FOR APPLYING A SIGNAL TO SAID CIRCUIT FOR THE DURATION OF EACH EQUIPMENT BUSY PERIOD, A PLURALITY OF REGISTERS EACH OF WHICH REPRESENTS A UNIQUE RANGE OF HOLDING TIMES, A DISTRIBUTOR RESPONSIVE TO EACH APPLIED SIGNAL FOR SELECTING A REGISTER FROM SAID PLURALITY IN ACCORDANCE WITH THE DURATION OF SAID APPLIED SIGNAL, AND MEANS INDEPENDENT OF SAID DISTRIBUTOR AND RESPONSIVE TO THE RECEPTION OF THE SIGNAL FOR EACH BUSY PERIOD FOR OPERATING THE SELECTED REGISTER INDEPENDENTLY OF THE DURATION OF SAID RECEIVED SIGNAL.
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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) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |