Patent No. EP3844527 (titled "Time-Of-Flight Rgb-Ir Image Sensor") was filed by Microsoft Technology Licensing on Sep 24, 2019. The application was issued on Jul 7, 2021.

The dossier documents provide a comprehensive record of the patent's prosecution history - including filings, correspondence, and decisions made by patent offices - and are crucial for understanding the patent's legal journey and any challenges it may have faced during examination.
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