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Questions tagged [united-states]

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0
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1answer
16 views

Can separate patents be awarded for different delivery mechanisms for the same drug?

Context is US law. Say a company develops some new drug with some new Active Pharmaceutical Ingredient (API). They also have two formulations containing said API which allows the drug to be delivered ...
5
votes
2answers
89 views

How would do entrepreneurs know if their idea is not infringing any patents

There's the idea to build a business out of, but how would I know I'm not infringing any of those thousands of applications and grants? It seems to be impossible to read the claims in all of those in ...
1
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1answer
29 views

Using a design with pending patent (application) then patent is approved

If you use a technology design that has a non-expired patent application, once that application has been approved, assuming it will, then will the product be considered a patent infringement? Are ...
0
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1answer
235 views

Is no one ever allowed to use a simplex grid in procedural generation until the Simplex Noise patent expires?

I'm having a hard time interpreting the claims found in Ken Perlin's patent for simplex noise. It seems that if I do not use the same method of hashing indicies that he used, I'm not violating claim ...
0
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1answer
30 views

How do I find the previous or alternate names of a company?

I would like to search for the previous or alternate names that a US-based company uses or has used in the past. Where would I find the name history of a company? I would like to perform this search ...
1
vote
1answer
148 views

“Designated countries for regional patents”

What does the entry called "Designated countries for regional patents" mean (in Google Patents)? Can you make your U.S. patent international by simply designating some other countries in your filing?
1
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1answer
83 views

State law about employers giving inventor chance to take forward an application before abandoning

While working for a major US company headquartered in California (but registered in Delaware), I was the named first inventor of a patent application. I quit the company in 2014 to pursue a full time ...
2
votes
0answers
65 views

Using a US-patented invention in Canada

Are there any limitations or processes for using a patent in Canada that is registered only in the US? Are there any liability issues? Would I be infringing?
2
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1answer
49 views

Filing of a PCT without disclosing all previous applications

A competitor of mine has filed a PCT application recently. They operate in Pakistan and Canada. I would like to challenge this PCT application. The timeline is my concern here: 2013-11-04: They ...