U.S. Patent No. D859,923 S1 (‘923) issued on September 17, 2019, for “Insulated Glass.” It was issued to inventor Dan G. Danner of Bixby, Oklahoma. The applicant/assignee is Sun Danner Lodge & Pub Glassware of Bixby, Oklahoma. This patent is a design patent under 35 U.S.C. §171, which protects the ornamental features of an article of manufacture. The features cover the cup itself, with the insualting vessel or cover. The materials’ compositions are not protected nor claimed because these would be protected as a utility patent.
Figure 1 below illustrates the ornamental features of the claimed design.
Under 35 U.S.C. §173, the ‘923 patent, like all design patents, has a patent term of 15 years, and expires on September 17, 2034 (MPEP 1505).
The Cooperative Patent Classifications is A47G (household or table equipment).
Design patents are about 10% of all patents issued by the USPTO, and that number is growing steadily every year. Please contact Yonaxis for more information on design patents, or patents in general, if you have any questions.
Happy New Year!