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2
votes
2answers
90 views

How “different” must an invention be to be patented?

Is it worth pursuing a patent for something that seems like a variation of what someone else has already submitted an application, advertised, published, created or marketed, etc? How "different" ...
0
votes
2answers
15 views

Availability of patent 361, 211 [duplicate]

Is this patent expired or still in use? How do I find out if this design patent is still valid
0
votes
1answer
54 views

Should I file for a design patent or an utility patent?

I have a new invention that it will help a coffee machine to be more hygienic and more practical. I am confused and I don't know whether this is a design patent or utility patent.
1
vote
1answer
434 views

Should I publish my idea prior to releasing a product to prevent a competitor from filing a blocking patent?

I have an idea for a new product but I have not yet manufactured or commercialized it. I am concerned that another company could block me from selling my product by filing for a patent on my idea ...
0
votes
2answers
267 views

Should I build a mock up of the improvement I am looking to patent before filing?

I am looking to make an improvement on a product already in place. Is it crucial to build a mock up of what I am proposing? How specific do I need to be with my improvement idea? Do I need to include ...
2
votes
1answer
214 views

Wallet Patent - Public Domain

Are wallets patent-able? How would I know if a patent is in the public domain? I am wondering if this design or similar designs have a patent? ...