Method and device for a flexible liner for a cementitious vault wall

Patent 6202370 Issued on March 20, 2001. Estimated Expiration Date:

July 2, 2019. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

2807071

3263378

3596419

Apparatus including cammed fastening means for making modular crypts
Patent #: 3938773
Issued on: 02/17/1976
Inventor: Duwe , et al.

Apparatus for casting
Patent #: 3990673
Issued on: 11/09/1976
Inventor: Jones , et al.

Sheet useful as a reservoir liner
Patent #: 4388357
Issued on: 06/14/1983
Inventor: Luebke

Component to be employed in the constructiion of walls poured in the ground, wall incorporating such a component, and method of constructing such a wall
Patent #: 4467587
Issued on: 08/28/1984
Inventor: Montagnan

Vault machine
Patent #: 4560335
Issued on: 12/24/1985
Inventor: Cordova , et al.

Clamping assembly for securing a flexible liner to a storage tank, and method therefor
Patent #: 4653663
Issued on: 03/31/1987
Inventor: Holtsclaw

Form set-up
Patent #: 4679762
Issued on: 07/14/1987
Inventor: Lee

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Inventors

Application

No. 347090 filed on 07/02/1999

US Classes:

52/169.14, With waterproofing means; e.g., covering, coating, or lamina52/741.4Sealing

Examiners

Primary: Purol, David M.

International Class

E02D 019/00

Abstract

The present invention is method and resulting assembly for applying a flexible liner to a cementitious vault wall, wherein several forms are described for attachment of the liner to flowable and fully cured cementitious vault walls.