Revision history

EP 2157931 B1 revision history

Append-only Arc G field-change log. 1 material event; 0 editorial events. Newest first.

Patent

Back to EP 2157931 B1

Recorded posture

First recorded event: 2011-02-23
Last material change: 2011-02-23

Material events (1)

2011-02-23: created (source: https://patents.google.com/patent/EP2157931B1/en) (verified)

Forward-only note

Arc G is forward-only. The event log accrues from the Arc G adoption point. Fields with no events post-baseline equal the current cached value and are not independently verified at any prior date.

Machine-readable: /patents/ep2157931-rosa-neurosurgery/history.md.