Patent US3071061A successfully refreshed from Google Patents.
US3071061A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage structure
Assignee: Butler Manufacturing Co
•
Filing: 1959-12-01
•
Granted: 1963-01-01
•
Expires: 1979-12-01
Abstract
No abstract record available.
Inventors
- 👤 Richard V Collins
- 👤 John B Sutherland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:52
CPC Classifications
A; A01; A01F; A01F25/00; A01F25/16
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
120 words
APPARATUS FOR THE STORAGE AND PROTECTION OF MATERIAL SUBJECT TO CHANGE DUE TO CONTACT WITH THE ATMOSPHERE COMPRISING A SUBSTANTIALLY GAS-TIGHT ENCLOSURE, MEANS MOUNTED ON SAID ENCLOSURE AND INCLUDING AN ELONGATE GAS FLOW CONDUIT HAVING ONE END IN COMMUNICATION WITH THE INTERIOR OF THE ENCLOSURE AND THE OTHER IN COMMUNICATION WITH THE ATMOSPHERE, SAID CONDUIT HAVING A PLURALITY OF FLOW TURNS WHEREBY FLOW THROUGH THE CONDUIT IS OTHER THAN IN A STRAIGHT LINE WHEN PRESSURE DIFFERENTIALS ARE ESTABLISHED BETWEEN THE INSIDE OF THE ENCLOSURE AND THE ATMOSPHERE, THE VOLUME OF SAID CONDUIT BEING SUFFICIENT TO PREVENT COMPLETE EXHAUST FROM EITHER END THEREOF OF ALL GASES ORIGINALLY CONTAINED THEREIN UNDER PRESSURE CHANGES BETWEEN THE INTERIOR OF SAID ENCLOSURE AND THE ATMOS-
References Cited (Backward Citations)
US1448307A
Cited
US2150181A
Cited
US2192567A
Cited
US2305423A
Cited
US2551217A
Cited
US2583062A
Cited
US2782705A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-31 | 1966-07-02 | 1967-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-31 | 1970-07-02 | 1971-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-31 | 1974-07-02 | 1975-01-01 | $7700.00 | Window Closed / Lapsed |