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:
Feb. 10, 2026
Filed:
Aug. 23, 2024
The Toronto-dominion Bank, Toronto, CA;
Noël Vouitsis, Markham, CA;
Jiapeng Wu, Toronto, CA;
Yi Sui, Newmarket, CA;
Graham Andrew Warner, Victoria, CA;
Paulina Corona Ugalde, Toronto, CA;
Maksims Volkovs, Toronto, CA;
The Toronto-Dominion Bank, Toronto, CA;
Abstract
Systems and methods for retrieving information from a corpus of documents that is relevant to a query. The method comprising: subdividing each document in the corpus of documents into one or more chunks; using a synthetic generation LLM to generate at least one piece of synthetic information related to each chunk; generating, using an embedding model a plurality of vectors for each chunk, the plurality of vectors for a chunk comprising a vector generated from the chunk, and a vector generated from each of the at least one piece of synthetic information related to that chunk; and using an information retrieval system to identify, from the plurality of vectors for each chunk, a set of chunks that are relevant to a query.