h1 cancellation - Validity for unstamped h4??

[gijo]

If a company applies for immediate h1b cancellation. How long does it actually take to get cancelled?
If the h1 gets cancelled and would the previous h4 be valid? tHE H4 is not yet stamped but there is a valid 1-797 approval notice.

 

[ginnu]

If a company applies for immediate h1b cancellation. How long does it actually take to get cancelled?
----- when the letter reaches USCIS
If the h1 gets cancelled and would the previous h4 be valid?
-NO
tHE H4 is not yet stamped but there is a valid 1-797 approval notice.
--that is based n yourH1 if your H1 gets revoked thenH4 approval will also get cancelled