US3305276A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silo construction
Assignee: Buehler AG
•
Filing: 1965-04-08
•
Granted: 1967-02-21
•
Expires: 1985-04-08
Abstract
No abstract record available.
Inventors
- 👤 Weber Kurt
- 👤 Gallen Sankt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 16:07
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/54; B65D88/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A SILO CONSTRUCTION INCLUDING TWO SIDE WALLS, A REAR WALL AND AN INCLINED SILO BOTTOM, DEFINING A SILO FOR THE STORAGE OF MATERIAL HAVING A DISCHARGE ADJACENT THE LOWER END THEREOF, A TROUGH CONNECTED TO SAID WALL MEANS AT THE DISCHARGE END AND HAVING A CENTRAL OPENING DEFINING A MATERIAL DISCHARGE AND FURTHER INCLUDING A TROUGH BOTTOM WITH A CURVED TRANSITION WALL PORTION FORMING A SURFACE WHICH IS FLUSH WITH SAID SIDE WALLS AND EXTENDING INWARDLY AND DOWNWARDLY TOWARD SAID MATERIAL DISCHARGE, SAID
Claim 2
Dependent Claim
83 words
A SILO CONSTRUCTION INCLUDING TWO SIDE WALLS, A REAR WALL AND AN INCLINED SILO BOTTOM, DEFINING A SILO FOR THE STORAGE OF MATERIAL HAVING A DISCHARGE ADJACENT THE LOWER END THEREOF, A TROUGH CONNECTED TO SAID WALL MEANS AT THE DISCHARGE END AND HAVING A CENTRAL OPENING DEFINING A MATERIAL DISCHARGE AND FURTHER INCLUDING A TROUGH BOTTOM WITH A CURVED TRANSITION WALL PORTION FORMING A SURFACE WHICH IS FLUSH WITH SAID SIDE WALLS AND EXTENDING INWARDLY AND DOWNWARDLY TOWARD SAID MATERIAL DISCHARGE, SAID
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |