Notary stamp physical unclonable function reader frame

Skip to: Description  ·  Claims  ·  References Cited  · Patent History  ·  Patent History

FIG. 1 is a front, top, and right side perspective view of a notary stamp physical unclonable function reader frame showing our new design;

FIG. 2 is a rear, bottom, and left side perspective view thereof;

FIG. 3 is front elevation view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a rear elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a left side elevation view thereof; and,

FIG. 8 is a right side elevation view thereof.

The broken ones depict the bounds of the claimed design and form no part of the claimed design.


The ornamental design for notary stamp physical unclonable function reader frame, as shown and described.

Referenced Cited
U.S. Patent Documents
2919645 January 1960 Leeds
D207435 April 1967 Loeffler
D236754 September 1975 Funahashi
D275966 October 16, 1984 Worrell
D318291 July 16, 1991 Ohnumata
D326865 June 9, 1992 Satoh
6058840 May 9, 2000 Poplawski
D543233 May 22, 2007 Inaguma
7270410 September 18, 2007 Silverbrook
D650008 December 6, 2011 Zindl
D745598 December 15, 2015 Nakayama
9211753 December 15, 2015 Faber
D758480 June 7, 2016 Faber
Foreign Patent Documents
0364072 April 1990 EP
2675739 October 1992 FR
313650-002-0001 January 2020 IN
301023118.0000 September 2019 KR
Other references
  • Rubber Stamp Warehouse. Link: Visited Jun. 25, 2020. N42 Xstamper Pre-Inked Stamp. (Year: 2020).
Patent History
Patent number: D918294
Type: Grant
Filed: Mar 20, 2019
Date of Patent: May 4, 2021
Assignee: Lexmark International, Inc. (Lexington, KY)
Inventors: Hyeob Kim (Independence, KY), Thomas Eugene Pangburn (Winchester, KY), Scott Richard Castle (Lexington, KY), Robert Henry Muyskens (Lexington, KY), Brant Dennis Nystrom (Lexington, KY), Samuel Leo Rhodus (Lexington, KY)
Primary Examiner: Lauren D McVey
Application Number: 29/684,378