Garmin Vs. TomTom: A Timeline of Litigation Over Tele Atlas

Though GRMN and TomTom have met halfway on one issue, another issue's fate still hangs in the air. Both equities have played parts in a long battle vying for control of Netherlands-based digital map provider Tele Atlas. (Coincidentally, TomTom is based in Amsterdam.)

A timeline of litigation:

1) Garmin sues TomTom in federal courts in Texas and Wisconsin, claiming patent infringement.

2) Garmin asks British and Dutch courts to invalidate TomTom's registered designs and patents.

3) TomTom countersues in Wisconsin, alleging Garmin infringed on its patents bought from Horizon Navigation Inc.

4) TomTom requests preliminary injuction against Garmin for reportedly copying one of its designs. Result: Denied.

5) TomTom bids $2.8 billion for Tele Atlas.

6) Garmin bids $3.3 billion for Tele Atlas.

7) TomTom bids $4.2 billion for Tele Atlas.