Is it legal to reside & work in the US if L1B petition & visa has expired but i94 is valid?

Yes , very legal VIsas are used solely to enter the US. I-94 controls while in the US. Of you leave the US , you need a new visa to...

Got H4 extension Approval awaiting for H1B extension approval

No way to tell for sure, but sounds like ...DO you have a lawyer? They can check with USCIS

DERIVATIVE ASYLUM PENDING

DO you have a valid reason to Expedite www.immigrate2usa.com

I am on H4 dependent visa. Can I have K-1 interest in a US based LLC company. ?

Mr Ferrari is correct

Gap in I 94.

It is unlikely, but may be questioned if applying for Adjustment of status www.immigrate2usa.com

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My husband came in 2002 illegal by Puerto Rico, He sign sign deportation in another name. but he came to new york.

Thee is no new law, and the fact he was ordered removed is a major issue. It may be possible to re-opend the case, but it may be...

EB based AOS interview I 94 issue

I agree, you may be out of status...Usually there are not EB based interviews unless there is a problem I would hire an attorney to se if there...

Can I adjust status here?

Canadians are presumed to have entered LEGALLY. It really should not be a major issue. I would hire a lawyer to help you.. not a paralegal our...

I am a USC and petitioned for my husband. He entered illegally and stayed in the US for a few years.

Most likely not... however retain a lawyer to check

What is the processing time for is the processing time for i 485 approved i 360

close to a year,,,,sometimes longer