Motorola patent that banned Apple's push mail in Germany may be invalid, court says

... Synchronization System and Method ," also known as the push notification patent, in a lawsuit between Motorola and Microsoft. Google-owned Motorola alleged that several Windows Phone devices in Germany infringed on this patent, according to ...

http://www.pcworld.com/article/2035754/motorola-patent-that-got-apples-push-mail-banned-in-germany-could-be-invalid-court-says.html