US4154139A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Screw threaded fastening means and like products
Assignee: E/M LUBRICANTS Inc A CORP OF DELAWARE
•
Filing: 1978-03-24
•
Granted: 1979-05-15
•
Expires: 1998-03-24
Abstract
Abstract A novel fastening means of a highly corrosion resistant nature and presenting a bright chrome-like outer appearance.
Inventors
- 👤 Jacob M. Hage
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:21
CPC Classifications
F; F16; F16B; F16B33/00; F16B33/008; F16B33/06; Y; Y10; Y10S; Y10S411/00; Y10S411/90; Y10S411/914; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12785; Y10T428/12792; Y10T428/12806; Y10T428/12826; Y10T428/12847; Y10T428/12854; Y10T428/12861; Y10T428/12903; Y10T428/1291; Y10T428/12917; Y10T428/12924; Y10T428/12937; Y10T428/12944
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
178 words
A highly corrosion resistant plated metal fastener means for fastening objects in exterior as well as interior applications, and operative to provide high corrosion resistance properties to make the fastener means operative for outside applications which are exposed to the elements as compared to inside applications, comprising: fastener means having a structural makeup of layers comprising, in sequence: structural base metal of steel, (b) layer of metal selected from at least one of the group consisting of copper, a copper base alloy, cobalt, and nickel, (c) layer of metal selected from at least one of the group consisting of zinc, tin, cadmium-tin alloys, cadmium-zinc alloys, cadmium-copper alloys and zinc-tin alloys, said layer (c) being a different metal than said layer (b), (d) layer of copper or a copper base alloy, (e) layer of metal selected from at least one of the group consisting of nickel, cobalt, nickel-cobalt alloys, cobalt-tin alloys, and nickel-tin alloys, (f) layer of chromium said layers being applied by electrolytic coating process and being operative to enable high corrosion resistance properties and good adhesion properties.
Claim 2
Dependent Claim
178 words
A highly corrosion resistant plated metal fastener means for fastening objects in exterior as well as interior applications, and operative to provide high corrosion resistance properties to make the fastener means operative for outside applications which are exposed to the elements as compared to inside applications, comprising: fastener means having a structural makeup of layers comprising, in sequence: structural base metal of steel, (b) layer of metal selected from at least one of the group consisting of copper, a copper base alloy, cobalt, and nickel, (c) layer of metal selected from at least one of the group consisting of zinc, tin, cadmium-tin alloys, cadmium-zinc alloys, cadmium-copper alloys and zinc-tin alloys, said layer (c) being a different metal than said layer (b), (d) layer of copper or a copper base alloy, (e) layer of metal selected from at least one of the group consisting of nickel, cobalt, nickel-cobalt alloys, cobalt-tin alloys, and nickel-tin alloys, (f) layer of chromium said layers being applied by electrolytic coating process and being operative to enable high corrosion resistance properties and good adhesion properties.
Claim 3
Dependent Claim
119 words
A metal plated product for corrosion resistant product uses, and having a structural makeup of layer comprising, in sequence: (a) a metal base substrate, (b) layer of metal selected from at least one of the group consisting of copper, or a copper base alloy, (c) layer of metal selected from at least one of the group consisting of cadmium-tin alloys, cadmium-zinc alloys, and cadmium-copper alloys, (d) layer of copper or a copper base alloy, (e) layer of metal selected from at least one of the group consisting of nickel, cobalt, or a nickel-cobalt alloy, (f) layer of chromium, said layers being applied by electrolytic coating process and being operative to enable high corrosion resistance properties and good adhesion properties.
Claim 4
Dependent Claim
119 words
A metal plated product for corrosion resistant product uses, and having a structural makeup of layer comprising, in sequence: (a) a metal base substrate, (b) layer of metal selected from at least one of the group consisting of copper, or a copper base alloy, (c) layer of metal selected from at least one of the group consisting of cadmium-tin alloys, cadmium-zinc alloys, and cadmium-copper alloys, (d) layer of copper or a copper base alloy, (e) layer of metal selected from at least one of the group consisting of nickel, cobalt, or a nickel-cobalt alloy, (f) layer of chromium, said layers being applied by electrolytic coating process and being operative to enable high corrosion resistance properties and good adhesion properties.
Claim 5
Dependent Claim
11 words
The invention of claim 2, wherein, said substrate is carbon steel.
Claim 6
Dependent Claim
72 words
A corrosion resistant metal plated product having a structural makeup of layers comprising, in sequence: (a) a metal base substrate, (b) layer consisting essentially of copper, (c) layer consisting essentially of cadmium-copper alloy, (d) layer consisting essentially of copper, (e) layer consisting essentially of nickel, (f) layer consisting essentially of chromium, said layers being applied by electrolytic coating process and being operative to enable high corrosion resistance properties and good adhesion properties.
Claim 7
Dependent Claim
72 words
A corrosion resistant metal plated product having a structural makeup of layers comprising, in sequence: (a) a metal base substrate, (b) layer consisting essentially of copper, (c) layer consisting essentially of cadmium-copper alloy, (d) layer consisting essentially of copper, (e) layer consisting essentially of nickel, (f) layer consisting essentially of chromium, said layers being applied by electrolytic coating process and being operative to enable high corrosion resistance properties and good adhesion properties.
Claim 8
Dependent Claim
11 words
The invention of claim 4, wherein, said substrate is carbon steel.
Claim 9
Dependent Claim
113 words
A product means for corrosion resistant product uses, having a structural makeup of layers comprising, in sequence: (a) a metal base substrate, (b) layer of metal selected from at least one of the group consisting of copper, or a copper base alloy, (c) layer of metal selected from at least one of the group consisting of tin and cadmium-tin alloys, (d) layer of copper or a copper base alloy, (e) layer of metal selected from at least one of the group consisting of nickel, cobalt, or nickel-cobalt alloys, (f) layer of chromium, said layers being applied by electrolytic coating process and being operative to enable high corrosion resistance properties and good adhesion properties.
Claim 10
Dependent Claim
113 words
A product means for corrosion resistant product uses, having a structural makeup of layers comprising, in sequence: (a) a metal base substrate, (b) layer of metal selected from at least one of the group consisting of copper, or a copper base alloy, (c) layer of metal selected from at least one of the group consisting of tin and cadmium-tin alloys, (d) layer of copper or a copper base alloy, (e) layer of metal selected from at least one of the group consisting of nickel, cobalt, or nickel-cobalt alloys, (f) layer of chromium, said layers being applied by electrolytic coating process and being operative to enable high corrosion resistance properties and good adhesion properties.
Claim 11
Dependent Claim
21 words
The invention of claims 2, 3, 4, 5 or 6 wherein, said product is a self drilling plated carbon steel fastener.
Claim 12
Dependent Claim
176 words
A highly corrosion resistant plated metal product means for exterior as well as interior applications, and operative to provide high corrosion resistance properties to make the product means operative for outside applications which are exposed to the elements as compared to inside applications, comprising: product means having a structural makeup of layers comprising, in sequence: (a) structural base metal of steel, (b) layer of metal selected from at least one of the group consisting of copper, a copper base alloy, cobalt, and nickel, (c) layer of metal selected from at least one of the group consisting of zinc, tin, cadmium-tin alloys, cadmium-zinc alloys, cadmium-copper alloys and zinc-tin alloys, said layer (c) being a different metal than said layer (b), (d) layer of copper or a copper base alloy, (e) layer of metal selected from at least one of the group consisting of nickel, cobalt, nickel-cobalt alloys, cobalt-tin alloys, and nickel-tin alloys, (f) layer of chromium said layers being applied by electrolytic coating process and being operative to enable high corrosion resistance properties and good adhesion properties.
Claim 13
Dependent Claim
176 words
A highly corrosion resistant plated metal product means for exterior as well as interior applications, and operative to provide high corrosion resistance properties to make the product means operative for outside applications which are exposed to the elements as compared to inside applications, comprising: product means having a structural makeup of layers comprising, in sequence: (a) structural base metal of steel, (b) layer of metal selected from at least one of the group consisting of copper, a copper base alloy, cobalt, and nickel, (c) layer of metal selected from at least one of the group consisting of zinc, tin, cadmium-tin alloys, cadmium-zinc alloys, cadmium-copper alloys and zinc-tin alloys, said layer (c) being a different metal than said layer (b), (d) layer of copper or a copper base alloy, (e) layer of metal selected from at least one of the group consisting of nickel, cobalt, nickel-cobalt alloys, cobalt-tin alloys, and nickel-tin alloys, (f) layer of chromium said layers being applied by electrolytic coating process and being operative to enable high corrosion resistance properties and good adhesion properties.
References Cited (Backward Citations)
US1651278A
Cited
US1835636A
Cited
US1835637A
Cited
US1931704A
Cited
GB811573A
Cited
US3247082A
Cited
US3249409A
Cited
US3884116A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1982-05-14 | 1982-11-13 | 1983-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-05-14 | 1986-11-13 | 1987-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-05-14 | 1990-11-13 | 1991-05-15 | $7700.00 | Window Closed / Lapsed |