PACKAGE SHOWING ELAPSED TIME SINCE OPENING

• US 20080023362A1
• Filed: 07/23/2007
• Published: 01/31/2008
• Est. Priority Date: 07/25/2006
• Status: Active Grant

• Current Assignee: Amir Genosar
• Original Assignee: Amir Genosar
• Inventors: Genosar, Amir
• Granted Patent: US 7,643,378 B2
• Time in Patent Office: Days
• US Class Current: 206/459.1
• CPC Class Codes: B65D 33/2508 using slide fasteners with interlocking members having a substantially uniform section throughout the length of the fastener; Sliders therefor
• CPC Class Codes: B65D 79/02 Arrangements or devices for indicating incorrect storage or transport B65D79/005 takes precedence ; measuring devices G01
• CPC Class Codes: B65D 81/24 Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants with thermal insulation B65D81/38
• CPC Class Codes: G01K 1/14 Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
• CPC Class Codes: G01K 3/04 in respect of time
• CPC Class Codes: Y10T 428/1334 Nonself-supporting tubular film or bag [e.g., pouch, envelope, packet, etc.]

Abstract

An at least partially flexible sealed package having an opening assembly, said opening assembly further comprising a sliding component and a lifetime indicator; the movement of said sliding component serving to open a seal of said package; the arrangement being such that the movement of said sliding component activates said lifetime indicator due to the relative motion between said sliding component and at least part of said lifetime indicator; such that said lifetime indicator can thereby providing a visual indication of the expiry status of the product within said package from the time of opening onwards.

Claims

1. An at least partially flexible sealed package having an opening assembly, said opening assembly further comprising a sliding component and a lifetime indicator;

the movement of said sliding component serving to open a seal of said package;

the arrangement being such that the movement of said sliding component activates said lifetime indicator due to the relative motion between said sliding component and at least part of said lifetime indicator;

such that said lifetime indicator can thereby providing a visual indication of the expiry status of the product within said package from the time of opening onwards.

2. The package of claim 1 where said sliding element is selected from the group including a sliding knife and a zipper.

3. The package of claim 1 where said package is re-closable.

4. The package of claim 1 where said lifetime indicator comprises a blister containing a liquid, such that the rupturing of said blister activates said lifetime indicator.

5. The package of claim 1 where said lifetime indicator is selected from the group including elapsed time indicators and time-temperature indicators and combinations thereof.

6. The package of claim 1 where said expiry status represents a measurement index selected from the group including elapsed time and time-temperature integrals and combinations thereof.

7. The package of claim 1 where the type of said package is selected from the group including plastic bags, vacuum packed packages and blister packages.