Instructions on finding US, UK and German patents online
With thanks to John G.
See also these posts for patent numbers:
Note: The search only works back into the 1800's for American and German patents. For British patents,
unfortunately it only goes back to about 1920.
John says:
The process involves using the German Patent Office website Depatis. This is how you do it:
1. Go to https://depatisnet.dpma.de/DepatisNe...witchToLang=en
This gives you the following page:
2. Insert the patent number where indicated. For British patents this must have GB in front of the number, no spaces, no commas. For American patents, the same but prefix with US, and for German patents prefix with DE. In the above example I have inserted GB208341 for Frank Clarke's Titan patent.
3. Click the search button where indicated, and this will give you the following page (if the search has been successful):
4. Click on the PDF icon to get the first page of the patent.