Patent US3252620A successfully refreshed from Google Patents.
US3252620A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing and metering control
Assignee: Geosource Inc
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Filing: 1964-07-06
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Granted: 1966-05-24
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Expires: 1984-07-06
Abstract
No abstract record available.
Inventors
- 👤 Tim H Houle
- 👤 John A Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 22:23
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/08; B67D7/10; B67D7/103
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
AN UNATTENDED DISPENSING SYSTEM FOR CONTROLLING ACTUATION OF MEANS FOR FEED OF FLOWABLE MATERIAL, COMPRISING A CONTROL CIRCUIT FOR SAID MEANS HAVING A PLURALITY OF SEPARATE BRANCH CIRCUITS, ONE FOR EACH CUSTOMER AND EACH OF WHICH IS OPERABLE TO ENERGIZE THE MEANS, A PLURALITY OF COUNTERS, ONE FOR EACH CUSTOMER, SWITCH MEANS CONNECTED IN SAID CONTROL CIRCUIT TO SELECTIVELY COMPLETE THE BRANCH CIRCUITS, COUNTER SWITCH MEANS CONNECTED TO SELECTIVELY OPERABLY CONNECT SAID COUNTERS TO RECORD THE MATERIAL FLOW, A PLURALITY OF CODED INPUT ELEMENTS HAVING A FIRST POSITION TO TURN OFF RELATED SWITCH MEANS AND A SEC-
Claim 2
Dependent Claim
97 words
AN UNATTENDED DISPENSING SYSTEM FOR CONTROLLING ACTUATION OF MEANS FOR FEED OF FLOWABLE MATERIAL, COMPRISING A CONTROL CIRCUIT FOR SAID MEANS HAVING A PLURALITY OF SEPARATE BRANCH CIRCUITS, ONE FOR EACH CUSTOMER AND EACH OF WHICH IS OPERABLE TO ENERGIZE THE MEANS, A PLURALITY OF COUNTERS, ONE FOR EACH CUSTOMER, SWITCH MEANS CONNECTED IN SAID CONTROL CIRCUIT TO SELECTIVELY COMPLETE THE BRANCH CIRCUITS, COUNTER SWITCH MEANS CONNECTED TO SELECTIVELY OPERABLY CONNECT SAID COUNTERS TO RECORD THE MATERIAL FLOW, A PLURALITY OF CODED INPUT ELEMENTS HAVING A FIRST POSITION TO TURN OFF RELATED SWITCH MEANS AND A SEC-
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) | 1969-05-23 | 1969-11-22 | 1970-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-23 | 1973-11-22 | 1974-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-23 | 1977-11-22 | 1978-05-24 | $7700.00 | Window Closed / Lapsed |