US3314501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Segregated demand control for elevator systems
Assignee: Individual
•
Filing: 1962-07-13
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Granted: 1967-04-18
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Expires: 1982-07-13
Abstract
No abstract record available.
Inventors
- 👤 John E Magee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:58
CPC Classifications
B; B66; B66B; B66B1/00; B66B1/02; B66B1/06; B66B1/14; B66B1/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
214 words
IN AN ELEVATOR DISPATCHING AND CONTROL SYSTEM FOR A PLURALITY OF ELEVATOR CARS SERVING A PLURALITY OF LANDINGS FROM A DISPATCHING LANDING AND HAVING FIRST MEANS FOR REGISTERING DEMANDS FOR SERVICE AT SAID PLURALITY OF LANDINGS, AND SECOND MEANS FOR REGISTERING DEMANDS FOR SERVICE AT SAID DISPATCHING LANDING, AND DISPATCHING MEANS CONTROLLED BY THE REGISTRATION OF A DEMAND FOR SERVICE BY SAID FIRST MEANS IN THE ABSENCE OF A CAR AT SAID DISPATCHING LANDING AND TO WHICH A CAR APPROACHING SAID DISPATCHING LANDING IS TO RESPOND AFTER ARRIVAL AT SAID DISPATCHING LANDING FOR DISPATCHING SAID CAR FROM SAID DISPATCHING LANDING AT THE END OF A FIRST PREDETERMINED TIME INTERVAL COMMENCING WITH REGISTRATION OF SAID DEMAND, SAID DISPATCHING MEANS ALSO BEING CONTROLLED BY THE REGISTRATION OF A DEMAND FOR SERVICE BY SAID SECOND MEANS IN THE ABSENCE OF A CAR AT SAID DISPATCHING LANDING AND TO WHICH A CAR APPROACHING SAID DISPATCHING LANDING IS TO RESPOND AFTER ARRIVAL AT SAID DISPATCHING LANDING AND IN THE ABSENCE OF THE REGISTRATION OF A DEMAND BY SAID FIRST MEANS FOR SERVICE BY SAID LAST-MENTIONED CAR FOR DISPATCHING SAID CAR FROM SAID DISPATCHING LANDING AT THE END OF A SECOND PREDETERMINED TIME INTERVAL, LONGER THAN SAID FIRST INTERVAL, COMMENCING WITH THE REGISTRATION OF SAID DEMAND BY SAID SECOND MEANS.
Claim 2
Dependent Claim
214 words
IN AN ELEVATOR DISPATCHING AND CONTROL SYSTEM FOR A PLURALITY OF ELEVATOR CARS SERVING A PLURALITY OF LANDINGS FROM A DISPATCHING LANDING AND HAVING FIRST MEANS FOR REGISTERING DEMANDS FOR SERVICE AT SAID PLURALITY OF LANDINGS, AND SECOND MEANS FOR REGISTERING DEMANDS FOR SERVICE AT SAID DISPATCHING LANDING, AND DISPATCHING MEANS CONTROLLED BY THE REGISTRATION OF A DEMAND FOR SERVICE BY SAID FIRST MEANS IN THE ABSENCE OF A CAR AT SAID DISPATCHING LANDING AND TO WHICH A CAR APPROACHING SAID DISPATCHING LANDING IS TO RESPOND AFTER ARRIVAL AT SAID DISPATCHING LANDING FOR DISPATCHING SAID CAR FROM SAID DISPATCHING LANDING AT THE END OF A FIRST PREDETERMINED TIME INTERVAL COMMENCING WITH REGISTRATION OF SAID DEMAND, SAID DISPATCHING MEANS ALSO BEING CONTROLLED BY THE REGISTRATION OF A DEMAND FOR SERVICE BY SAID SECOND MEANS IN THE ABSENCE OF A CAR AT SAID DISPATCHING LANDING AND TO WHICH A CAR APPROACHING SAID DISPATCHING LANDING IS TO RESPOND AFTER ARRIVAL AT SAID DISPATCHING LANDING AND IN THE ABSENCE OF THE REGISTRATION OF A DEMAND BY SAID FIRST MEANS FOR SERVICE BY SAID LAST-MENTIONED CAR FOR DISPATCHING SAID CAR FROM SAID DISPATCHING LANDING AT THE END OF A SECOND PREDETERMINED TIME INTERVAL, LONGER THAN SAID FIRST INTERVAL, COMMENCING WITH THE REGISTRATION OF SAID DEMAND BY SAID SECOND MEANS.
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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) | 1970-04-17 | 1970-10-17 | 1971-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-17 | 1974-10-17 | 1975-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-17 | 1978-10-17 | 1979-04-18 | $7700.00 | Window Closed / Lapsed |