Patent US3115275A successfully refreshed from Google Patents.
US3115275A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical control system circuit
Assignee: Individual
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Filing: 1963-02-18
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Granted: 1963-12-24
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Expires: 1983-02-18
Abstract
No abstract record available.
Inventors
- 👤 Irvin W Hynd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:39
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/08; B67D7/30; B67D7/302; B67D7/303; G; G01; G01F; G01F15/00; G01F15/001; G01F15/003
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
IN A FLUID METERING AND CONTROL SYSTEM FOR A FLUID CONDUIT HAVING A FLOW RESPONSIVE DEVICE OPERATIVELY ASSOCIATED THEREWITH, THE COMBINATION COMPRISING MEASURING MEANS INCLUDING AN ARMATURE COUPLED TO AND ACTUATED BY SAID FLOW RESPONSIVE DEVICE AND A PAIR OF CONTACTS ALTERNATELY ENGAGED BY SAID ARMATURE BY THE OPERATION OF SAID FLOW RESPONSIVE DEVICE, ELECTRIC PULSE COUNTER MEANS FOR COUNTING ELECTRIC PULSES AND INCLUDING ENERGIZING CIRCUIT MEANS, MEANS FOR COUPLING SAID ENERGIZING CIRCUIT MEANS TO ONE OF SAID PAIR OF CONTACTS AND MEANS FOR DECOUPLING SAID ENERGIZING CIRCUIT FROM ONE OF SAID PAIR OF
Claim 2
Dependent Claim
94 words
IN A FLUID METERING AND CONTROL SYSTEM FOR A FLUID CONDUIT HAVING A FLOW RESPONSIVE DEVICE OPERATIVELY ASSOCIATED THEREWITH, THE COMBINATION COMPRISING MEASURING MEANS INCLUDING AN ARMATURE COUPLED TO AND ACTUATED BY SAID FLOW RESPONSIVE DEVICE AND A PAIR OF CONTACTS ALTERNATELY ENGAGED BY SAID ARMATURE BY THE OPERATION OF SAID FLOW RESPONSIVE DEVICE, ELECTRIC PULSE COUNTER MEANS FOR COUNTING ELECTRIC PULSES AND INCLUDING ENERGIZING CIRCUIT MEANS, MEANS FOR COUPLING SAID ENERGIZING CIRCUIT MEANS TO ONE OF SAID PAIR OF CONTACTS AND MEANS FOR DECOUPLING SAID ENERGIZING CIRCUIT FROM ONE OF SAID PAIR OF
References Cited (Backward Citations)
US2834190A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-23 | 1967-06-24 | 1967-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-23 | 1971-06-24 | 1971-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-23 | 1975-06-24 | 1975-12-24 | $7700.00 | Window Closed / Lapsed |