US3318486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gravity flow dispensing body
Assignee: CIRCLE STEEL CORP
•
Filing: 1965-02-26
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Granted: 1967-05-09
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Expires: 1985-02-26
Abstract
No abstract record available.
Inventors
- 👤 Paul C Felix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:32
CPC Classifications
B; B60; B60P; B60P1/00; B60P1/64; B62; B62D; B62D63/00; B62D63/06; B62D63/061; B65; B65D; B65D88/00; B65D88/26; B65D88/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A GRAVITY FLOW MATERIAL DISPENSING BODY OF THE TYPE ADAPTED FOR CONNECTION TO A WAGON GEAR COMPRISING, A BASE STRUCTURE HAVING AT LEAST THREE UPWARDLY DIVERGING WALL PORTIONS, FLANGES PROVIDED ON THE UPPER EDGES OF SAID WALL PORTIONS, A HOPPER MEMBER HAVING AT LEAST THREE UPWARDLY DIVERGING SIDE WALL PORTIONS AND A DOWNWARDLY CONVERGING BOTTOM WALL MEANS, SAID HOPPER MEMBER BEING PARTIALLY NESTED IN AND SUPPORTED BY SAID BASE STRUCTURE WITH SAID BOTTOM WALL MEANS EXTENDING INTO SAID BASE STRUCTURE, CONNECTING MEANS ATTACHED TO SAID BOTTOM WALL
Claim 2
Dependent Claim
87 words
A GRAVITY FLOW MATERIAL DISPENSING BODY OF THE TYPE ADAPTED FOR CONNECTION TO A WAGON GEAR COMPRISING, A BASE STRUCTURE HAVING AT LEAST THREE UPWARDLY DIVERGING WALL PORTIONS, FLANGES PROVIDED ON THE UPPER EDGES OF SAID WALL PORTIONS, A HOPPER MEMBER HAVING AT LEAST THREE UPWARDLY DIVERGING SIDE WALL PORTIONS AND A DOWNWARDLY CONVERGING BOTTOM WALL MEANS, SAID HOPPER MEMBER BEING PARTIALLY NESTED IN AND SUPPORTED BY SAID BASE STRUCTURE WITH SAID BOTTOM WALL MEANS EXTENDING INTO SAID BASE STRUCTURE, CONNECTING MEANS ATTACHED TO SAID BOTTOM WALL
References Cited (Backward Citations)
US1099004A
Cited
US1949195A
Cited
US2246497A
Cited
GB814727A
Cited
US2827204A
Cited
US3083879A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-05-08 | 1970-11-07 | 1971-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-08 | 1974-11-07 | 1975-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-08 | 1978-11-07 | 1979-05-09 | $7700.00 | Window Closed / Lapsed |