Patent JPS521736A successfully refreshed from Google Patents.
Patent US3157439A successfully refreshed from Google Patents.
US3157439A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transfer apparatus
Assignee: Individual
•
Filing: 1961-12-07
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Granted: 1964-11-17
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Expires: 1981-12-07
Abstract
No abstract record available.
Inventors
- 👤 Salmona Enrique
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:37
CPC Classifications
D; D06; D06H; D06H3/00; D06H3/16; D06H3/165; B; B65; B65G; B65G51/00; B65G51/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
100 words
APPARATUS FOR INDIVIDUALLY TRANSFERRING PRODUCTS ARRIVING AT A PLURALITY OF RECEIVING STATIONS AT DEFINITE SEQUENTIAL INTERVALS OF TIME, COMPRISING PNEUMATIC CONVEYOR MEANS INCLUDING A CONVEYOR CONDUIT FOR TRANSFERRING SAID PRODUCTS, CONNECTING TUBES INDIVIDUALLY CONNECTING EACH RECEIVING STATION TO SAID CONDUIT, A NORMALLY CLOSED DELIVERY VALVE IN EACH OF SAID CONNECTING TUBES, AND PROGRAMMING MEANS CONTROLLING THE OPENING OF ALL SAID DELIVERY VALVES IN A CYCLIC SEQUENCE TO DELIVER PRODUCTS TO SAID CONVEYOR CONDUIT ONE BY ONE, THE DURATION OF EACH CYCLE BEING SHORTER THAN THE SHORTEST OF SAID SEQUENTIAL INTERVALS OF TIME AT ANY OF THE RECEIVING STATIONS TO THERE-
Claim 2
Dependent Claim
100 words
APPARATUS FOR INDIVIDUALLY TRANSFERRING PRODUCTS ARRIVING AT A PLURALITY OF RECEIVING STATIONS AT DEFINITE SEQUENTIAL INTERVALS OF TIME, COMPRISING PNEUMATIC CONVEYOR MEANS INCLUDING A CONVEYOR CONDUIT FOR TRANSFERRING SAID PRODUCTS, CONNECTING TUBES INDIVIDUALLY CONNECTING EACH RECEIVING STATION TO SAID CONDUIT, A NORMALLY CLOSED DELIVERY VALVE IN EACH OF SAID CONNECTING TUBES, AND PROGRAMMING MEANS CONTROLLING THE OPENING OF ALL SAID DELIVERY VALVES IN A CYCLIC SEQUENCE TO DELIVER PRODUCTS TO SAID CONVEYOR CONDUIT ONE BY ONE, THE DURATION OF EACH CYCLE BEING SHORTER THAN THE SHORTEST OF SAID SEQUENTIAL INTERVALS OF TIME AT ANY OF THE RECEIVING STATIONS TO THERE-
References Cited (Backward Citations)
US2706136A
Cited
US2994561A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-11-17 | 1968-05-18 | 1968-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-11-17 | 1972-05-18 | 1972-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-11-17 | 1976-05-18 | 1976-11-17 | $7700.00 | Window Closed / Lapsed |