* Caterpillar announces vice president retirement, appointment of a new vice president and new responsibilities for other vice presidents

* Caterpillar - ‍board has appointed a new vice president, and company is also announcing new responsibilities for 3 current vice presidents​

* Says ‍announcing changes in responsibilities for current caterpillar vice presidents Tom Bluth, Jean Savage and Karl Weiss​

* Caterpillar Inc - Doug Hoerr, Caterpillar vice president of MH&U, has elected to retire from caterpillar

* Says ‍Bluth will become Caterpillar's CTO and vice president of innovation & technology development division​

* Says Savage will become vice president of SM&T​

* Caterpillar Inc - Weiss will become vice president of MH&U, replacing Hoerr

* Caterpillar Inc - board of directors has appointed Frederic Istas to position of vice president of earthmoving division Source text for Eikon: Further company coverage: