US3274852A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball track timing device
Assignee: Individual
•
Filing: 1964-03-05
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Granted: 1966-09-27
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Expires: 1984-03-05
Abstract
No abstract record available.
Inventors
- 👤 Robert J Ebbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:51
CPC Classifications
B; B65; B65G; B65G43/00; B65G43/08; B65G2201/00; B65G2201/02; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2101; Y10T74/2102
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
A TIMING DEVICE FOR DETERMINING THE INTERVAL BETWEEN THE MEDIAN OF TWO EVENTS HAVING A VARIABLE INTERVAL THEREBETWEEN AND A THIRD EVENT OF KNOWN INTERVAL RELATIVE TO THE FIRST EVENT, COMPRISING MEANS FOR SENSING THE FIRST EVENT, MEANS FOR SENSING THE SECOND EVENT, STANDARD RATE MEANS OPERATING DURING THE INTERVAL BETWEEN SAID FIRST AND THIRD EVENTS, ONE-HALF RATE MEANS RESPONSIVE TO SAID RESPECTIVE SENSING MEANS OPERATIVE DURING THE INTERVAL BETWEEN SAID FIRST AND SECOND EVENTS, AND MEANS RESPONSIVE TO SAID ONE-HALF RATE MEANS UPON THE ACCURRENCE OF SAID SECOND EVENT FOR DETERMINING THE INTERVAL BETWEEN THE MEDIAN OF SAID FIRST AND SECOND EVENTS AND SAID THIRD EVENT.
Claim 2
Dependent Claim
107 words
A TIMING DEVICE FOR DETERMINING THE INTERVAL BETWEEN THE MEDIAN OF TWO EVENTS HAVING A VARIABLE INTERVAL THEREBETWEEN AND A THIRD EVENT OF KNOWN INTERVAL RELATIVE TO THE FIRST EVENT, COMPRISING MEANS FOR SENSING THE FIRST EVENT, MEANS FOR SENSING THE SECOND EVENT, STANDARD RATE MEANS OPERATING DURING THE INTERVAL BETWEEN SAID FIRST AND THIRD EVENTS, ONE-HALF RATE MEANS RESPONSIVE TO SAID RESPECTIVE SENSING MEANS OPERATIVE DURING THE INTERVAL BETWEEN SAID FIRST AND SECOND EVENTS, AND MEANS RESPONSIVE TO SAID ONE-HALF RATE MEANS UPON THE ACCURRENCE OF SAID SECOND EVENT FOR DETERMINING THE INTERVAL BETWEEN THE MEDIAN OF SAID FIRST AND SECOND EVENTS AND SAID THIRD EVENT.
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) | 1969-09-26 | 1970-03-28 | 1970-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-26 | 1974-03-28 | 1974-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-26 | 1978-03-28 | 1978-09-27 | $7700.00 | Window Closed / Lapsed |