Can I reproduce a stylized design (my own) of a building on a university campus?

What do you mean by "recreate"? Is the university public or private? Private building designs can be copyrighted, so depending upon how you plan...

Probably assuming your design is similar to the expired patent. But you should make sure that there isn't other patents that you may infringe,...

Do I need to check for existing patents and / or apply for a patent when starting an online business?

The USPTO would probably not allow your patent under the current patent laws as an abstract idea, unless you can claim your mathematical system as...

How to avoid design patent issues when importing home decoration items?

It depends on if the items are covered by design patents. Have you looked to see if they are? If they are, then as the importer, you may be...

Much of the automotive fluid flush equipment seems to be very similar, do I need to patent mine or avoid building similar tools?

Hello. You can perform a free search of the US Patent and Trademark Office database of issued patents to look for patents that may cover the...

Can I purchase someone's or a company's cosmetic, enchance the cosmetic, patent, and sell it to the public

Possibly. You would need to claim the chemical compounds that make your cosmetic different from the other cosmetic. Cosmetics themselves are not...

If I see a product that representes my utilty patent which has been closely duplicated after signing nondisclosure . advise plz

You need to talk to a patent litigation attorney who can review your case in more detail. Some patent litigation attorneys offer their services on...

Software Copyright Infringement?

Do you have a patent that covers how your software works? If so, you may be able to sue your competitor for patent infringement. Patent Law is an...