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Patent US4775786A successfully refreshed from Google Patents.
US4775786A
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Bar code label
Assignee: Daiken Kagaku Kogyo KK
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Filing: 1987-03-03
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Granted: 1988-10-04
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Expires: 2007-03-03
Abstract
Abstract A bar code label comprising a bar code which is made from a vitreous material. The label is formed on a substrate made of ceramics, pottery or porcelain enamel-coated metal or the like.
Inventors
- 👤 Minoru Yamano
- 👤 Akio Harada
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:16
CPC Classifications
G; G06; G06K; G06K19/00; G06K19/02; G09; G09F; G09F3/00; G09F3/02; G09F3/0297
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
32 words
A bar code label comprising a bar code which is made from a vitreous material and which is formed on a substrate made of ceramics, pottery, porcelain enamel-coated metal or the like.
Claim 2
Dependent Claim
32 words
A bar code label comprising a bar code which is made from a vitreous material and which is formed on a substrate made of ceramics, pottery, porcelain enamel-coated metal or the like.
Claim 3
Dependent Claim
14 words
A bar code label according to claim 1 wherein the vitreous material is amorphous.
Claim 4
Dependent Claim
17 words
A bar code label according to claim 1 wherein the vitreous material is in a sintered state.
Claim 5
Dependent Claim
31 words
A bar code label according to claim 1 wherein the substrate is so combined with the vitreous material as to make sharp the contrast between the substrate and the bar code.
Claim 6
Dependent Claim
27 words
A bar code label according to claim 1 wherein the substrate has a white or whitish color and the vitreous material has a black or blackish color.
Claim 7
Dependent Claim
27 words
A bar code label according to claim 1 wherein the substrate has a black or blackish color and the vitreous material has a white or whitish color.
Claim 8
Dependent Claim
25 words
A bar code label according to claim 1 wherein the bar code is formed by reaction between the substrate component and the coating material component.
References Cited (Backward Citations)
US4230266A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1991-10-04 | 1992-04-04 | 1992-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1995-10-04 | 1996-04-04 | 1996-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1999-10-04 | 2000-04-04 | 2000-10-04 | $7700.00 | Window Closed / Lapsed |