Find Patents and Technical Articles Cited as Prior Art by a Specific Patent and Its Equivalents?

TOPIC: In this example, you want to find patents and technical literature references that have been cited in U.S. patent 5808340.

Derwent Patents Citation Index (File 342) contains patents and literature citations on over one million patent families worldwide from six patent-issuing authorities.

Prior art includes:

• Any relevant description or discussion of the invention’s essential characteristics in prior printed publication anywhere in the world in any language that was made public before the invention was conceived of.
• Any relevant printed publication prepared by the inventor and published more than one year prior to the filing date of the patent application.
• Any relevant foreign or U.S. patent issued before the inventor conceived of the invention for which a patent is being sought, or any U.S. patent application made prior to such conception.

COMMAND SUMMARY

BEGIN 342
SELECT PN=US 5808340
TYPE S1/9/1
Click S1 > Tasks > Map
Check ctpn
BEGIN 351
EXS

HOW TO...

1. After entering BEGIN 342 to open Derwent Patents Citation Index for searching, SELECT the patent number using (PN=), country code and patent number.
2. TYPE the complete record using Format 9 to see cited patents, cited literature references and citing patents.
3. In the Set Links pane, click S1 > Tasks > Map.
4. Check Cited Patent Number (CT) and click OK.
5. The MAP command automatically creates a SearchSave of the cited patents. 6. BEGIN 351 (Derwent World Patents Index) where you can see descriptive titles and abstracts of the patents.
7. Execute (EXS) the MAP SearchSave in the new database to retrieve the patents cited as prior art.

RELATED HOW DO I...? SOLUTIONS

• Find legal status for a patent?
• Find a patent using a U.S. application number?
• Find a Japanese patent?
• Find a patent family using Derwent World Patents Index (File 351)?
• Order a patent from Thomson Patent Store?
• Search using a patent or publication number?

NEED HELP?

Contact the Dialog Knowledge Center
Within North America 1 800 3 DIALOG (334 2564)
Outside North America 00 800 33 DIALOG (33 34 2564)
Web Form www.dialog.com/contacts/webform

Stock #: 53125; Last modified: 14 Sep 2011

top