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:
Aug. 04, 2015
Filed:
May. 09, 2012
Applicants:
Albert Graells, Zurich, CH;
Lucien Pech, Zurich, CH;
Inventors:
Albert Graells, Zurich, CH;
Lucien Pech, Zurich, CH;
Assignee:
Google Inc., Mountain View, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01C 21/00 (2006.01); G01C 21/20 (2006.01); G01C 22/00 (2006.01);
U.S. Cl.
CPC ...
G01C 21/20 (2013.01); G01C 21/00 (2013.01); G01C 22/00 (2013.01);
Abstract
A public transportation journey planning system and method provides transit graph data from which routes can be selected using a route searching technique, for vehicle schedules that are not defined in terms of actual arrival and departure times at stations but rather in terms of a repeat schedule having common repeat period (P) for successive vehicles between start and end times of the day.