A trademark is a commercial name. Do you intend to sell wedding gowns with the trademark? If not, then it is not the proper protection. Actually...

I have a blog on received postcards. Am I liable for copyright issues?

Do the people that sent you the postcards know you are about and agree for you to post what they thought was a private communication? If yes, then...

Can I import Chinese phone knockoffs to the US and make changes to the design here, or will they be seized before I get them?

If the products are violating somebody else's IP you cannot import or sell in the country where such IP protection exist. Try selling to other...

If I have given permission for a website to post my copyrighted material, can I revoke permission and demand they remove it

You have material that is copyrighted, you mean you have registered it with the US copyright office. Otherwise, you may have a copyrightable...

Does my copy write protect me from others using my catch phrase or slogan

Neither. Copyright does only artistic creations. To protect a "catch phrase" or "slogan" you need a trademark. Sorry, no TM, no rights See a...

What do you mean by closed? closed doors?, inactive? dissolved? what about corporate veil? can it be pierced? Check with your favorite...

How can I get licensing to screen films at my university?

Contact the film distributor and get a license.

How can I know if this song is in the Public Domain?

It is in the public domain, because of the date of creation

Get a Patent Attorney, because this is not chopped liver to advise here.

Writing Biography/history on a deceased individual, can I use use public records from, police, court, psychiatric reports?

Public records are exactly that, public, so you may use them as facts. Be careful not to add or subtract from the facts as it becomes your opinion...