Don't know if this is your Patrick:
Date: Thursday, December 30, 1869
Paper: New York Herald (New York, NY)
Volume: XXXIV
Issue: 364
Page: 7
28 Dec. 1869, died Patrick Lafferty, in the 76th year of his age. He was a native of the parish of Orney, Co. Tyrone, Ireland. The funeral took place from the residence of his son-in-law, Robert Borland, No. 253 West Nineteenth St.
No, I see now he is not your Patrick. This Patrick had a widow Rose who died in 13 Sept. 1873. Also named in her obit was son-in-law Robert Borland.