No patents were assigned to the Hoare company; all were retained by their patentees (*).
296,691 / (utility) / John Hoare / 5 Dec 1883 / 8 Apr 1884 (*)
588,211 / (utility) / George L. Abbott / 27 Jan 1897 / 17 Aug 1887 (one-half of patent assigned to Charles F. Houghton) (*)
04,752 / (shape) / John Hoare / n.a. / 4 Apr 1871 (*)
08,187 / (shape) / John Hoare / 25 Jan 1875 / 2 Mar 1875 (*)
11,217 / (shape) / John Hoare / 21 Mar 1879 / 3 Jun 1879 (*)
12,651 / (shape) / John Hoare / 3 Dec 1881 / 3 Jan 1882 (*)
17,110 / Mikado ("Abbott") / George L. Abbott / 28 Dec 1886 / 15 Feb 1887 (*)
20,504 / Crystal City ("Wedding Ring") / John Hoare / 13 Dec 1890 / 3 Feb 1891 (*)
Updated 9 Jul 2004