![]() ![]() Eternamatic was the in-house automatic movement for eterna. Eterna began using the ball-bearing auto in the late 40s. When the porsche family purchased the company, they continued producing their own movements as well as using a modified ETA ebauche for a few of their models. I think it was only until the late 70s or early 80s that eterna used some modified ETAs. I'm not sure if this was because the patents expired or if some sort of licensing was involved. Eterna movements, you begin to see that any technological improvement eterna created would find its way into an ETA movement several years later. The company is now.Įterna began using the ball-bearing auto in the late 40s. 8 (10-YR)/EXPIRED SECTION 9.Įterna is a Swiss luxury watch company founded in Grenchen, Canton Solothurn on 7 November 1856 by Josef Girard and Urs Schild. 9 GRANTED REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS) CASE FILE IN TICRS CANCELLED SEC. 8 REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS) REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. Trademark Events Event Date Event Description CERTIFICATE OF CORRECTION ISSUED REGISTERED AND RENEWED (FIRST RENEWAL - 20 YRS) REGISTERED - SEC.
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