Resources Contact Us Home
Browse by Category: Main > Material Science
Class Information
Number: 524/921
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Elastic memory or heat shrinkable compositions
Description: Subject matter involving compositions which are heat shrinkable or have elastic memory.

Patents under this class:

Patent Number Title Of Patent Date Issued
6933421 Methods of making disposable products having humidity activated materials with shape-memory Aug. 23, 2005
6627673 Methods of making humidity activated materials having shape-memory Sep. 30, 2003
6506710 Viscoelastic surfactants and compositions containing same Jan. 14, 2003
5910529 Gel composition having thickening agent providing Bingham plastic properties Jun. 8, 1999
5752926 Orthopedic casts May. 19, 1998
5418271 Coating composition comprising solids having reversible stress-induced fluidity May. 23, 1995
5418261 Polyurethane foams May. 23, 1995
5143443 Light permeable, color adding, self-securing stressed covers for large display light-emitting devices, and methods Sep. 1, 1992
4820782 Article having thermal recovery property Apr. 11, 1989
4193899 Elastomeric systems having unusual memory characteristics Mar. 18, 1980
T981003 Filled, biaxially oriented, thermoplastic film having preferential shrinkage and method of making such film Apr. 3, 1979
4057524 Epoxy derivative compositions Nov. 8, 1977

  Recently Added Patents
System and method for investing public deposits
Steering lock driving circuit and steering lock device
Image forming apparatus forming images in response to image formation request from operation unit or external device
Method and system for network configuration for virtual machines
Methods and systems for use in tracking targets for direction finding systems
Magnetic recording medium, information storage device, and method of manufacturing magnetic recording medium
  Randomly Featured Patents
Self-retaining rotor lid
Spirostanyl glycosidal crystals
Process for reducing the hydroxyl content of optical waveguides
Hollow solid golf ball
Semiconductor memory device having a test mode decision circuit
Concrete pole to be connected with a wood pole and method of replacing the lower part of the wood pole with the concrete pole
Ground fault defeat cable for high current static trip circuit breaker test sets
Impact resistant container for hazardous materials
Catalyst systems for the one step gas phase production of acetic acid from ethylene and methods of making and using the same
Method of managing workloads and associated distributed processing system