U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Positionable and repositionable adhesive article

Patent 5795636 Issued on August 18, 1998. Estimated Expiration Date: Icon_subject November 15, 2015. 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.

Patent References

3301741

3314838

3331279

3554835

3691140

Adhesively attached absorbent liners
Patent #: 4023570
Issued on: 05/17/1977
Inventor: Chinai ,   et al.

Decorative sheet material
Patent #: 4054697
Issued on: 10/18/1977
Inventor: Reed ,   et al.

Method for making a pressure sensitive adhesive coated laminate
Patent #: 4151319
Issued on: 04/24/1979
Inventor: Sackoff ,   et al.

Tacky polymeric microspheres
Patent #: 4166152
Issued on: 08/28/1979
Inventor: Baker ,   et al.

Pressure threshold adhesive
Patent #: 4376151
Issued on: 03/08/1983
Inventor: Parrotta

More ...

Inventors

Application

No. 559037 filed on 11/15/1995

US Classes:

428/40.1, LAYER OR COMPONENT REMOVABLE TO EXPOSE ADHESIVE428/119, Including sheet or component perpendicular to plane of web or sheet428/202, With outer strippable or release layer428/343, Adhesive outermost layer428/355RAHaving readily strippable combined with readily readhearable properties (e.g., stick-ons, etc.)

Examiners

Primary: Zirker, Daniel

Attorney, Agent or Firm

Foreign Patent References

  • 1 541 511 EP. 02/22/1979
  • 0 279 579 A1 EP. 04/22/1993
  • WO 91/06424 WO. 05/22/1991
  • WO 92/13924 WO. 08/22/1992

International Class

B32B 007/12

Abstract

An adhesive sheet having an adhesive layer and at least one surface being topologically microstructured, either with configured structures or a coating of particles and an underlying adhesive such that the adhesive layer has at least two levels of adhesion, a contact bond and an application bond, such that initial contact bond is substantially less than the application bond and that the contact bond simultaneously changes to the application bond with the application of pressure onto the adhesive sheet.

Other References

  • Hawley's Condensed Chemical Dictionary, 11th ed., Van Norstrand Reinhold, New York, p. 23 (1987) Principals of Polymerization, 3rd ed., Ch. 3, john Wiley and Sons, Yew York (1991
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