US3125256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for storing and delivering measured quantities
Assignee: —
•
Filing: —
•
Granted: 1964-03-17
•
Expires: 1981-03-17
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:37
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/04; B65G53/16; B65G53/18; B65G53/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A DISPENSER FOR FLOWABLE COMMINUTED MATERIAL, COMPRISING UPWARDLY WIDENING CHUTE MEANS FORMED WITH AN INLET OPENING AT THE UPPER END THEREOF AND AN OUTLET OPENING AT THE LOWER END THEREOF, CLOSURE MEANS AT SAID LOWER END FOR RELEASABLY BLOCKING SAID OUTLET OPENING, FEED MEANS AT SAID UPPER END FOR INTRODUCING SAID MATERIAL INTO SAID CHUTE MEANS THROUGH SAID INLET OPENING, SAID FEED MEANS EXTENDING WITH CLEARANCE INTO SAID INLET OPENING, AND A POROUS BODY SUBSTANTIALLY COEXTENSIVE WITH THE SPACE BETWEEN SAID FEED MEANS AND SAID CHUTE MEANS AND IN LINE WITH AN EXTERNAL SOURCE OF FLUID UNDER PRESSURE FOR ADMITTING FLUID FROM SAID SOURCE INTO SAID CHUTE MEANS OVER SUBSTANTIALLY THE ENTIRE AREA OF SAID SPACE.
Claim 2
Dependent Claim
116 words
A DISPENSER FOR FLOWABLE COMMINUTED MATERIAL, COMPRISING UPWARDLY WIDENING CHUTE MEANS FORMED WITH AN INLET OPENING AT THE UPPER END THEREOF AND AN OUTLET OPENING AT THE LOWER END THEREOF, CLOSURE MEANS AT SAID LOWER END FOR RELEASABLY BLOCKING SAID OUTLET OPENING, FEED MEANS AT SAID UPPER END FOR INTRODUCING SAID MATERIAL INTO SAID CHUTE MEANS THROUGH SAID INLET OPENING, SAID FEED MEANS EXTENDING WITH CLEARANCE INTO SAID INLET OPENING, AND A POROUS BODY SUBSTANTIALLY COEXTENSIVE WITH THE SPACE BETWEEN SAID FEED MEANS AND SAID CHUTE MEANS AND IN LINE WITH AN EXTERNAL SOURCE OF FLUID UNDER PRESSURE FOR ADMITTING FLUID FROM SAID SOURCE INTO SAID CHUTE MEANS OVER SUBSTANTIALLY THE ENTIRE AREA OF SAID SPACE.
References Cited (Backward Citations)
US1558403A
Cited
US2176902A
Cited
US2305196A
Cited
US2270443A
Cited
US2538441A
Cited
US2723054A
Cited
US2987221A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-17 | 1967-09-16 | 1968-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-17 | 1971-09-16 | 1972-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-17 | 1975-09-16 | 1976-03-17 | $7700.00 | Window Closed / Lapsed |