Questions tagged [us-class]

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6
votes
2answers
357 views

Understanding Kamatani Cloud US 6873940 patent class combination and patent applicability to cloud services

I'm specifically interested in US 6873940 patent. The company that currently owns the patent is a company called Kamatani Cloud which is subsidiary of General Patent which some argue (1, 2, 3, 4) is a ...
2
votes
1answer
70 views

Is there any way to search classification of USPTO?

Is there any way to to search classification of patent in CPC or USPC by keyword? E.g I want to know what class "computer mouse" is, but it seems the search page assume that I already knew the code ...
5
votes
2answers
56 views

Is there any web site to give Patent Classification by entering the Classification code?

I want a web site to search for a patent classification by entering the classification code . For example , if I enter G02 then I have to get optics , G02C5/14 -> Side members like that.. Is any ...
1
vote
1answer
37 views

Have there been any attempts at classifying patent classes

Have there been any attempts at classifying patent classes? I can see that the design classes is one group. I am wondering if it is possible to create groups such as chemistry, manufacturing, etc. ...
3
votes
2answers
52 views

How to do USC Class Title seach on USPTO

Is it possible to do search class numbers based on the title, text or description related to the class. On EPO and WIPO one can search for classes based on text search. I could not find any such ...