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US4419573A Expired / Lapsed US ⏱️ 0.0 years remaining

Variable data product bar code sales system

Assignee: Maatschappij Van Berkels Patent BV
•
Filing: 1981-03-17
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Granted: 1983-12-06
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Expires: 2001-03-17
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Abstract

Abstract A supermarket with a central computer (I) and a plurality of check-outs (K) each having a bar-code reader (L) and a register (M) connected to the computer (I) for retrieving computer stored sales data pertinent to source-coded saleable products bearing a bar-code label, also comprises a service counter (C) for sales of `fresh` products whereat a dispenser (D) is provided for issuing bar-code labels having a unique number pre-printed thereon in bar-code form, counter (C) also comprises means (G) connected to computer (I) for determining sales data for each such fresh product (H), reader (F) for identifying the unique number of the pre-printed bar-code label affixed to product (H), reader (F) being connected to computer (I) to thereby address a computer memory location for storage of the fresh product sales data identified by said determining means (G), said fresh product sales data being retrieved from the computer memory location by subsequent operation of the check-out bar-code reader (F) by the pertaining pre-printed bar-code label whereby the fresh product sales data is supplied to the check-out register (M).

Inventors

  • 👤 Rudolf C. von Geldern

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 23:21
CPC Classifications
G; G06; G06K; G06K17/00; G06K19/00; G06K19/06; G06K19/06009; G06K19/06018; G06K19/06028; G07; G07G; G07G1/00; G07G1/0036; G07G1/0045; G06K2019/06215; G06K2019/06253

Claims Analysis

Total Claims: 5
Claim 1
Independent Claim 165 words
In a supermarket having a central computer and at least one check-out with a bar-code reader and a register each connected to the computer for retrieving computer-stored sales data corresponding to source-coded saleable-products bearing a bar-code label, the improvement which comprises providing a service counter for sales of `fresh` products of variable weight and/or price, said service counter comprising a dispenser of bar-code labels each having a unique number pre-printed thereon in bar-code form, means for determining sales data for each said `fresh` product, said means being connected to said computer, a reader for identifying the unique number of a said pre-printed bar-code label and connected to said computer to thereby address a computer memory location for storage of the fresh product sales data identified by said determining means, said fresh product sales data being retrieved from the computer memory location by subsequent operation of the check-out bar-code reader by the pre-printed bar-code label corresponding to said sales data and supplied to the check-out register.
Claim 2
Dependent Claim 165 words
In a supermarket having a central computer and at least one check-out with a bar-code reader and a register each connected to the computer for retrieving computer-stored sales data corresponding to source-coded saleable-products bearing a bar-code label, the improvement which comprises providing a service counter for sales of `fresh` products of variable weight and/or price, said service counter comprising a dispenser of bar-code labels each having a unique number pre-printed thereon in bar-code form, means for determining sales data for each said `fresh` product, said means being connected to said computer, a reader for identifying the unique number of a said pre-printed bar-code label and connected to said computer to thereby address a computer memory location for storage of the fresh product sales data identified by said determining means, said fresh product sales data being retrieved from the computer memory location by subsequent operation of the check-out bar-code reader by the pre-printed bar-code label corresponding to said sales data and supplied to the check-out register.
Claim 3
Dependent Claim 62 words
The arrangement claimed in claim 1, wherein said pre-printed bar-code labels are arranged in sets each of which incorporates set-identification data pre-printed thereon in bar-code form, said dispenser is arranged to dispense labels from a single set within a predetermined time frame, and said computer is arranged to prevent said retrieval of said fresh-product sales data except within said predetermined time frame.
Claim 4
Dependent Claim 25 words
The arrangement claimed in claim 1, wherein said computer is arranged to clear each said memory location following retrieval of the corresponding sales data therefrom.
Claim 5
Dependent Claim 38 words
The arrangement claimed in claim 1, wherein said determining means is manually operable and said sales data is selected from the group comprising product type, product origin, product freshness, product quantity, product price, product preparation, product comsumption date.

References Cited (Backward Citations)

US3961747A Cited
US4002886A Cited
US4028537A Cited
US4084742A Cited
US4264396A Cited
US4139149A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1986-12-05 1987-06-06 1987-12-06 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1990-12-05 1991-06-06 1991-12-06 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1994-12-05 1995-06-06 1995-12-06 $7700.00 Window Closed / Lapsed

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