3409556

Information

• Patent Grant
• 3409556

• References
• Source

• Patent Number

  3,409,556

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1968
  56 years ago

• CPC

  • G03C1/733 - with macromolecular compounds as photosensitive substances
  • C09D129/08 - with vinyl aromatic monomers
  • C09D133/06 - of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
  • C09D167/00 - Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain Coating compositions based on derivatives of such polymers
  • G02B5/23 - Photochromic filters
  • C08L61/20 - Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
  • Y10T428/31616 - Next to polyester [e.g., alkyd]
  • Y10T428/31623 - Next to polyamide or polyimide

• US Classifications

  • 252 - Compositions
  • 359 - Optical: systems and elements
  • 428 - Stock material or miscellaneous articles