Closure with tamper evident strip for container

• US 20100084399A1
• Filed: 07/09/2009
• Published: 04/08/2010
• Est. Priority Date: 10/03/2008
• Status: Active Grant

• Current Assignee: Chuck Shieh, Liu Lan
• Original Assignee: Chuck Shieh, Liu Lan
• Inventors: Liu, Lan, Shieh, Chuck
• Granted Patent: US 8,276,777 B2
• Time in Patent Office: Days
• US Class Current: 220/265
• CPC Class Codes: B65D 2401/15 Tearable part of the closure B65D2401/60 takes precedence
• CPC Class Codes: B65D 47/0838 located at an edge of the base element

Abstract

The present invention is a tamper evident closure for containers. The tamper evident closure is a perforated strip that is releasably attached to lids on the base. When the lid of the closure is opened, the strip is torn from the lids, thereby indicating that the item has been tampered with. The invention is manufactured to be employed on commonly available containers for food and personal care items.

Claims

1. An article of manufacture, comprising:

a closure having a lid assembly and a base assembly;

the base assembly having a base wall;

the lid assembly having at least one lid hinged to the base assembly;

a tamper evident strip breakably attached to the lid, where the tamper evident strip has a center strip and an angled tear strip secured to the center strip.

2. The article of claim 1, wherein the tamper evident strip has a pull.

3. The article of claim 2, wherein the tamper evident strip has a front portion and a back portion, and the pull is located at the front portion.

4. The article of claim 2, wherein the tamper evident strip has a front portion and a back portion, and the pull is located at the back portion.

5. The article of claim 2, wherein said base assembly has two lids, and each lid has a left and right side, and the center strip is breakably attached to the left side of one lid and the right side of the other lid.

6. The article of claim 5, wherein said base assembly has two lids, and each lid has a bottom edge, and the tamper evident strip is breakably attached to the bottom edge of each lid.

7. The article of claim 1, wherein the base assembly is disposed on a rectangular container.

8. The article of claim 2, wherein the base assembly has one lid.

9. The article of claim 1, wherein the angled tear strip is removably connected to a front edge of the lid.

10. The article of claim 9, wherein the angled edge flexes to abut against an inside surface of the base wall.

11. The article of claim 6, wherein the lid is breakably connected to the tamper evident strip with at least one perforation.

12. The article of claim 1, wherein the tamper evident strip has at least one flex point.

13. The article of claim 1, wherein the base assembly has at least one top surface, the top surface having material removed to form at least one hole.

14. The article of claim 12, wherein the hole has a width of less than of 3mm.

15. The article of claim 13, wherein the base assembly has a top surface, and the top surface has a pouring hole and has at least two sprinkling holes, and at least one sprinkling hole is about 30 percent larger than the other sprinkling hole or holes.

16. The article of claim 1, wherein the base has a catch, and said lid has a capture lip conforming to the shape of the catch of the base, so that when the lid is closed, said lid is releasabley held to said base.

17. The article of claim 1, wherein said hinge is a flexible hinge.

18. The article of claim 1, wherein the lid has a lid lift.

19. The article of claim 7, wherein the base assembly has a base hooked edge, and said container has a barbed hook catch which conforms to said base hooked edge.

20. The article of claim 19, wherein the container is metal.

21. The article of claim 1, where said closure is made of poly propylene and the closure has been injection molded.

22. The article of claim 7, wherein the container is plastic.

23. The article of claim 22, wherein the closure has a barbed hook inlet, and the container has corresponding hooked edge.

24. The article of claim 23, wherein the container has a separating wall.