The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 30, 1993
Filed:
Feb. 06, 1992
Applicant:
Inventor:
William W Shrader, Stow, MA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G04B / ;
U.S. Cl.
CPC ...
33270 ; 33269 ;
Abstract
A sundial is described using a mirror to reflect an indexing spot of sunlight onto the back of a translucent dial face that is marked with time and date indicia. Adjustments are provided so that a sundial designed for any location can be used in another location and still provide accurate zone time and date.
Shrader, William. (1993). Reflected spot sundial (U.S. Patent No. 5197199). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5197199
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile