It is possible, I have seen even crazier things happen. You could file a freedom of information act if you want to check.

There is no set amount of time and no doubt it depends on the local office processing times, and if the forms got sent to a different office, what...

The best way to avoid any delays would be to provide the death certificate also, just in case, since CIS can ask for it.

If you are not in fact following to join, because the lead applicant passed away, then you may not be admitted to the U.S.

It stands to reason that the foreign address should be written in the alphabet of the country of residence. It will not assist delivering mail to...

A pending I-130 petition is not a basis for employment authorization so you would not be able to get a work permit based on having a pending I-130.

I do not see any reason it should make any difference if you get married before or after he gets his H1b visa.

It does affect your household size, but it does not affect the joint sponsor's household size for the joint affidavit of support.

It is the date the post office, or fed ex/ups etc received the package and started to send it to CIS.

An F1 is admitted for duration of status, so there is no such thing as the status expiring. But even if there were, if one files a timely...