¶ 26.73 Correspondence and Inquiry as to Office Actions
All correspondence relating to this inter partes reexamination proceeding should be directed:
By Mail to: Mail Stop Inter Partes Reexam
Attn: Central Reexamination Unit
Commissioner for Patents
United States Patent & Trademark Office
P.O. Box 1450
Alexandria, VA 22313-1450
By FAX to: (571) 273-9900
Central Reexamination Unit
By hand: Customer Service Window
Randolph Building
401 Dulany Street
Alexandria, VA 22314
Any inquiry concerning this communication or earlier communications from the examiner, or as to the status of this proceeding, should be directed to the Central Reexamination Unit at telephone number (571) 272-7705.