G06F 16/3335
Syntactic pre-processing
Official title: {Syntactic pre-processing, e.g. stopword elimination, stemming}
G06F16/3335 (Syntactic pre-processing) appears on 161 US grants and 168 published applications in this corpus.
Search patents in G06F- Granted patents
- 161
- Published applications
- 168
- Assignees
- 123
- Inventors
- 448
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
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| 1986 | 1 | 0 |
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| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
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| 1997 | 3 | 0 |
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| 2000 | 0 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 3 |
| 2003 | 2 | 0 |
| 2004 | 3 | 3 |
| 2005 | 2 | 3 |
| 2006 | 2 | 3 |
| 2007 | 2 | 4 |
| 2008 | 2 | 5 |
| 2009 | 4 | 7 |
| 2010 | 6 | 7 |
| 2011 | 4 | 2 |
| 2012 | 7 | 3 |
| 2013 | 5 | 5 |
| 2014 | 4 | 5 |
| 2015 | 8 | 7 |
| 2016 | 4 | 9 |
| 2017 | 6 | 6 |
| 2018 | 0 | 4 |
| 2019 | 8 | 8 |
| 2020 | 4 | 9 |
| 2021 | 12 | 14 |
| 2022 | 9 | 19 |
| 2023 | 12 | 19 |
| 2024 | 14 | 7 |
| 2025 | 15 | 6 |
| 2026 | 13 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Configurable, streaming hybrid-analytics platform6 Oct 2026US 12,754,936 B2Ankura Consulting Group, LLC
- System and method for data gathering and visualization6 Oct 2026US 12,754,947 B1Nested Knowledge, Inc.
- Generating hypotheses and recognizing events in data sets18 Aug 2026US 12,711,408 B2Georgetown University
- Apparatus and method for clustering related tuples derived from content in an unstructured database28 Jul 2026US 12,694,050 B1Break the Web Technology Co.
- Candidate data ranking method using previously selected candidate data30 Jun 2026US 12,670,196 B2On Time Staffing Inc.
- System24 Sep 2026US 2026/0288812 A1SoftBank Group Corp.
- Systems and methods for log analysis using large language models and quantum computational techniques17 Sep 2026US 2026/0277964 A1JPMorgan Chase Bank, N. A.
- Learning an efficient range-string metalabel query system9 Jul 2026US 2026/0195350 A1
- Method to improve llm rag query result28 May 2026US 2026/0147793 A1International Business Machines Corporation
- Methods and systems for modifying a search query having a non-character-based input21 May 2026US 2026/0140945 A1Adeia Guides Inc.
Most cited
By later US patents
- Method and apparatus for information retrieval from a database by replacing domain specific stemmed phases in a natural language to create a search query512US 5,265,065 AWest Publishing Company · 1993
- System of document representation retrieval by successive iterated probability sampling463US 5,488,725 AWest Publishing Company · 1996
- Concept matching of natural language queries with a database of document concepts366US 5,418,948 AWest Publishing Company · 1995
- Finite-state transduction of related word forms for text indexing and retrieval235US 5,594,641 AXerox Corporation · 1997
- Mining transliterations for out-of-vocabulary query terms205US 8,332,205 B2Microsoft Corporation · 2012