To understand how the United States Patent & Trademark Office handled Mr. Wolf's application for these two patents, all you need to do is go to the USPTO website and check the "prosecution history" of the patents. To do so, follow these steps:
- Click on "public pair" - which is a public database of information regarding all patents issued by the patent office
- Click on "search by patent number"
- Search for the Wolf Patents. U.S. 6,985,875 or U.S. 7,047,214.
- Click on the tab for "image file wrapper"