US3966077A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production oil can and tool
Assignee: Individual
•
Filing: 1975-05-05
•
Granted: 1976-06-29
•
Expires: 1995-05-05
Abstract
Abstract A production oil can for use in machine shops having a weighted base, flared rim and height proportionate to the size of brush used to oil machinery. A tool attachment for a drill press having an operative nylon member for stretching and deforming the base of tin cans to provide cavity space for weights in said base.
Inventors
- 👤 George W. Jardine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:50
CPC Classifications
B; B65; B65D; B65D25/00; B65D25/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
An open ended, weighted tin container for fluids comprising: a side wall; a flanged rib flare positioned at said open end of said container on said side wall; a bottom having an inward concave depression; a flare extending around side walls and bottom; a weight secured within said depression; said weight being incorporated and secured therein by pouring molten lead into said depression and allowing said lead to harden; said lead adhering to said tin surface due to physical and chemical binding interaction of molten led and tin; thereby forming a curved bottom surface due to surface tension effect.
Claim 2
Dependent Claim
99 words
An open ended, weighted tin container for fluids comprising: a side wall; a flanged rib flare positioned at said open end of said container on said side wall; a bottom having an inward concave depression; a flare extending around side walls and bottom; a weight secured within said depression; said weight being incorporated and secured therein by pouring molten lead into said depression and allowing said lead to harden; said lead adhering to said tin surface due to physical and chemical binding interaction of molten led and tin; thereby forming a curved bottom surface due to surface tension effect.
References Cited (Backward Citations)
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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) | 1979-06-29 | 1979-12-29 | 1980-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-06-29 | 1983-12-29 | 1984-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-06-29 | 1987-12-29 | 1988-06-29 | $7700.00 | Window Closed / Lapsed |