CAplus SM, CA: Coverage of Claims Expanded to Include JP, EP and KR and Enhanced for US, WO and CN

Over 12.6 million patent records in CA/CAplus now offer Claims!

The three newest authorities are: 

• European Patent Office – 1979 to present
• Japanese Patent Office – 1983 to present
• Korean Patent Office – 1999 to present

Note that we have expanded the backfile in the other authorities we currently cover:

• Chinese Patent Office – 1985 to present
• US Patent and Trademark Office – 1906 to present
• WIPO – 1979 to present

For more information on Claims content in CAplus, type HELP CLM at an arrow prompt within the file.