US3146931A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bulk containers
Assignee: ST Regis Paper Co
•
Filing: 1963-02-19
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Granted: 1964-09-01
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Expires: 1983-02-19
Abstract
No abstract record available.
Inventors
- 👤 Ralph W Neff
- 👤 Jr Samuel Eells
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:31
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/64; B65D5/00; B65D5/42; B65D5/72; B65D5/726; B65D2585/00; B65D2585/64; B65D2585/641; B65D2585/649
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A CONTAINER FOR BULK MATERIAL COMPRISING A HOLLOW BODY, AN ACTUAL BOTTOM AT ONE END OF SAID BODY, AND A FALSE BOTTOM DISPOSED INTERIORLY OF SAID BODY AND IN SUBSTANTIALLY SPACED RELATION WITH RESPECT TO SAID ACTUAL BOTTOM, SAID ACTUAL BOTTOM HAVING A TEARABLE FLAP FOR PROVIDING AN OPENING THERETHROUGH, AND SAID FALSE BOTTOM HAVING A TEARABLE CLOSURE FOR THE FALSE BOTTOM BEING SUBSTANTIALLY IN ALIGNMENT WITH SAID TEARABLE FLAP OF THE ACTUAL BOTTOM, AND SAID TEARABLE CLOSURE OF THE FALSE BOTTOM HAVING A CENTRAL LINE OF TEAR TO PROVIDE OPPOSITELY DISPOSED SPOUT PANELS AT EITHER SIDE THEREOF, EACH OF SAID SPOUT PANELS BEING FOLDABLE TOWARDS SAID ACTUAL BOTTOM AND HAVING DIMENSION SUCH THAT, WHEN SAID TEARABLE CLOSURE IS OPENED, THE SPOUT PANEL EXTENDS SUBSTANTIALLY ACROSS THE SPACE BETWEEN SAID FALSE AND ACTUAL BOTTOMS TO DIRECT THE FLOW OF BULK MATERIAL DISCHARGING FROM SAID BODY THROUGH SAID FALSE AND ACTUAL BOTTOM OPENINGS.
Claim 2
Dependent Claim
152 words
A CONTAINER FOR BULK MATERIAL COMPRISING A HOLLOW BODY, AN ACTUAL BOTTOM AT ONE END OF SAID BODY, AND A FALSE BOTTOM DISPOSED INTERIORLY OF SAID BODY AND IN SUBSTANTIALLY SPACED RELATION WITH RESPECT TO SAID ACTUAL BOTTOM, SAID ACTUAL BOTTOM HAVING A TEARABLE FLAP FOR PROVIDING AN OPENING THERETHROUGH, AND SAID FALSE BOTTOM HAVING A TEARABLE CLOSURE FOR THE FALSE BOTTOM BEING SUBSTANTIALLY IN ALIGNMENT WITH SAID TEARABLE FLAP OF THE ACTUAL BOTTOM, AND SAID TEARABLE CLOSURE OF THE FALSE BOTTOM HAVING A CENTRAL LINE OF TEAR TO PROVIDE OPPOSITELY DISPOSED SPOUT PANELS AT EITHER SIDE THEREOF, EACH OF SAID SPOUT PANELS BEING FOLDABLE TOWARDS SAID ACTUAL BOTTOM AND HAVING DIMENSION SUCH THAT, WHEN SAID TEARABLE CLOSURE IS OPENED, THE SPOUT PANEL EXTENDS SUBSTANTIALLY ACROSS THE SPACE BETWEEN SAID FALSE AND ACTUAL BOTTOMS TO DIRECT THE FLOW OF BULK MATERIAL DISCHARGING FROM SAID BODY THROUGH SAID FALSE AND ACTUAL BOTTOM OPENINGS.
References Cited (Backward Citations)
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US2556707A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-01 | 1968-03-02 | 1968-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-01 | 1972-03-02 | 1972-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-01 | 1976-03-02 | 1976-09-01 | $7700.00 | Window Closed / Lapsed |