As of issue 62 of the manga, Levi is still alive and well.
yes
Still - 2013 Levi 1-2 was released on: USA: 2 October 2013
Levi Strauss used tent fabric
yes.
Levi smells
The first Levi Skinny Jeans date back as far as 1853, when they made their first pair of Jeans as a company. Now they make them in different ways and different styles, but it is still the same company.
Unfortunately Levi does not make a jean that is specifically orientated for cold climate, or cold weather conditions.
She's still alive!
no, he died in 1902 of a heart condition.
No, he is not married anymore.
Levi Strauss was going to make a tent out of denim. then he ended up make denim pants now known as jeans.