US3089058A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Totalisator system
Assignee: Bell Punch Co Ltd
•
Filing: 1957-09-09
•
Granted: 1963-05-07
•
Expires: 1977-09-09
Abstract
No abstract record available.
Inventors
- 👤 John H Condy
- 👤 Kitz Norbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:19
CPC Classifications
H; H03; H03K; H03K29/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
AN ELECTRONIC AGGREGATOR INCLUDING A PLURALITY OF MULTI-CATHODE GAS-FILLED ELECTRON DISCHARGE GLOW TUBES COUPLED BY CARRY-OVER AMPLIFIERS TO FORM A COUNTING CHAIN, WHEREIN EACH CARRY-OVER AMPLIFIER COMPRISES A TRIGGER CIRCUIT WHICH HAS TWO CONDUCTION PHASES AND WHICH DRAWS SUBSTANTIALLY THE SAME CURRENT IN EACH OF ITS TWO CONDUCTION PHASES.
Claim 2
Dependent Claim
49 words
AN ELECTRONIC AGGREGATOR INCLUDING A PLURALITY OF MULTI-CATHODE GAS-FILLED ELECTRON DISCHARGE GLOW TUBES COUPLED BY CARRY-OVER AMPLIFIERS TO FORM A COUNTING CHAIN, WHEREIN EACH CARRY-OVER AMPLIFIER COMPRISES A TRIGGER CIRCUIT WHICH HAS TWO CONDUCTION PHASES AND WHICH DRAWS SUBSTANTIALLY THE SAME CURRENT IN EACH OF ITS TWO CONDUCTION PHASES.
References Cited (Backward Citations)
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-06 | 1966-11-05 | 1967-05-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-06 | 1970-11-05 | 1971-05-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-06 | 1974-11-05 | 1975-05-07 | $7700.00 | Window Closed / Lapsed |