Your question is to complex for this forum. Blessed consult with an immigration attorney

L2 Visa will expire

This is very serious and you should consult with an immigration attorney

If your 485 is approved make an infopass and see if you can get a stamp on you passport. Also if it's approved why did you not get your card yet

How Can i get my I-94 extended after passport renewal?

First renew your passport and second when it's time apply for an extension that's if you are here on a visitor visa

What is the procedure of resubmitting I485 application after denial notice?

I think that you have this all wrong. You really need to call a immigration lawyer. Bits really sounds all wrong first you are adjusting your...

Is it acceptable to file an Adjustment of status of K1 without the copy of NOA2

It's very important that you have it. You can call uscis and for a fee you can get a duplicate

Valid H1B visa and applying to L1B

You should consult with an unmigration attorney to discuss your options

You should contact an immigration attorney

You should contact an immigration attorney to advise you

You should talk to the new company attorney and ask that question