A few key NFL dates ahead for the Patriots:

June 23-29 -- Rookie symposium (Aurora, Ohio)
July 11 -- Supplemental draft (if necessary)
Mid-to-late July -- Training camp opens (date TBA*)
Aug. 27 -- Roster cutdown from 90 to 75 (by 4 p.m. ET)
Aug. 31 -- Roster cutdown from 75 to 53 (by 6 p.m. ET)
Sept. 1 -- Practice squads may be formed (12 p.m. ET)
Sept. 3 -- Clubs may be able to place a player on reserve/injured -- designated to return (4 p.m.)
Oct. 15 -- Clubs may begin practicing players on the physically unable to perform list
Oct. 29 -- Trading deadline (4 p.m. ET)
Dec. 30 -- Clubs may begin signing players for the 2014 season; earliest date to renegotiate or extend contracts of members of 2011 draft class
Jan. 4-5 -- Wild Card playoff games
Jan. 11-12 -- Divisional playoff games
Jan. 19 -- Conference championship games