extend H-1b when changing job

inong

New Member
1) My current I-797 is valid until Nov 2011. My 6-year limit would be around May 2012. If I change job and do a H transfer, can I ask to extend it to May 2012? or I can only extend it 6 months prior to Nov 2011?

2) I have my PERM approved (EB2) and I am trying to do I-140. With I-140 approved, do I still have to wait until May 2011 (6-mth prior to Nov 2011) to extend H-1b for 3 years (assuming I stay with the current company)?

3) Assuming I-140 approved with company A, and I have H-1b transferred to company B. Can I use the 3-year extension based on I-140 approved with A with the transfer?

Thank you very much!
 
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