US3208775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal for bung bushings
Assignee: Van Leer Industries Ltd
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Filing: 1962-05-08
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Granted: 1965-09-28
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Expires: 1982-05-08
Abstract
No abstract record available.
Inventors
- 👤 Stap Maximilian
- 👤 Bijvoet Leonardus Arn Nicolaas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:07
CPC Classifications
B; B65; B65D; B65D39/00; B65D39/08; B65D39/082; B65D39/084
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A SHIPPING CONTAINER FOR SORTING AGGRESSIVE FLUIDS AND THE LIKE AND HAVING A SHEET METAL WALL, A BUNG-HOLE BUSHING SECURED TO THE CONTAINER WALL AND DEFINING A BUNGHOLE THEREIN, A SEALING GASKET INTERPOSED BETWEEN SAID BUNG-HOLE BUSHING AND SAID CONTAINER WALL AND ENTIRELY ISOLATED BY SAID BUSHING AND SAID WALL FROM CONTACT WITH AGGRASSIVE FLUIDS ON THE EXTERIOR PORTIONS OF SAID WALL, SAID SEALING GASKET BEING MADE OF A RESILIENT MATERIAL WHICH SUBSTANTIALLY RETAINS ITS RESILIENCY WHEN SUBJECTED TO CONTINUOUS PRESSURE, AND A PROTECTING RING INTERPOSED BE-
Claim 2
Dependent Claim
87 words
A SHIPPING CONTAINER FOR SORTING AGGRESSIVE FLUIDS AND THE LIKE AND HAVING A SHEET METAL WALL, A BUNG-HOLE BUSHING SECURED TO THE CONTAINER WALL AND DEFINING A BUNGHOLE THEREIN, A SEALING GASKET INTERPOSED BETWEEN SAID BUNG-HOLE BUSHING AND SAID CONTAINER WALL AND ENTIRELY ISOLATED BY SAID BUSHING AND SAID WALL FROM CONTACT WITH AGGRASSIVE FLUIDS ON THE EXTERIOR PORTIONS OF SAID WALL, SAID SEALING GASKET BEING MADE OF A RESILIENT MATERIAL WHICH SUBSTANTIALLY RETAINS ITS RESILIENCY WHEN SUBJECTED TO CONTINUOUS PRESSURE, AND A PROTECTING RING INTERPOSED BE-
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) | 1968-09-27 | 1969-03-29 | 1969-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-27 | 1973-03-29 | 1973-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-27 | 1977-03-29 | 1977-09-28 | $7700.00 | Window Closed / Lapsed |