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
Method and apparatus for transmitting ranging channel in wireless communication system
Liquid crystal display including subpixel electrodes having fine protruding patterns
CXCR2 antagonists
Image sensor with reduced noise by blocking nitridation using photoresist
Unit and method for molding opening devices for application to packages of pourable food products
Polysilicon/metal contact resistance in deep trench
Method for manufacturing flexible substrate and flexible substrate punching device
  Randomly Featured Patents
Reducing a degree of a polynomial in a polynomial division calculation
Surfboard fins
Circuit arrangement for operating electric lamps
Extended dynamic range watchdog timer
Fleece medium, it's manufacturing method and a filter element made of it
1-aryl-4-alkylthiopyrazol-5-amine derivatives, composition containing them, and method of using them to combat insects, arachnids, and nematodes
Shock absorber for side sills of chassis
Liquid crystal display device and driving method thereof
MAPK/ERK kinase inhibitors
Array antennas with independent sum and difference excitations levels