G06F 40/194
Calculation of difference between files
G06F40/194 (Calculation of difference between files) appears on 839 US grants and 1,026 published applications in this corpus.
Search patents in G06F- Granted patents
- 839
- Published applications
- 1,026
- Assignees
- 411
- Inventors
- 2,461
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 1 |
| 2002 | 2 | 4 |
| 2003 | 5 | 6 |
| 2004 | 4 | 17 |
| 2005 | 4 | 20 |
| 2006 | 9 | 28 |
| 2007 | 13 | 23 |
| 2008 | 14 | 32 |
| 2009 | 13 | 37 |
| 2010 | 28 | 21 |
| 2011 | 29 | 25 |
| 2012 | 29 | 25 |
| 2013 | 33 | 27 |
| 2014 | 32 | 36 |
| 2015 | 24 | 49 |
| 2016 | 52 | 51 |
| 2017 | 46 | 68 |
| 2018 | 41 | 44 |
| 2019 | 46 | 61 |
| 2020 | 59 | 55 |
| 2021 | 64 | 66 |
| 2022 | 50 | 54 |
| 2023 | 66 | 73 |
| 2024 | 58 | 76 |
| 2025 | 54 | 64 |
| 2026 | 41 | 63 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Method for communicating changes made to text form a text processor to a remote host733US 4,641,274 AInternational Business Machines Corporation · 1987
- Hierarchical document comparison system and method724US 6,560,620 B1Aplix Research, Inc. · 2003
- Automatically providing content associated with captured information, such as information captured in real-time357US 8,990,235 B2Google Inc. · 2015
- Apparatus and method for comparing data groups263US 4,807,182 AAdvanced Software, Inc. · 1989
- Fast data compressor with direct lookup table indexing into history buffer232US 5,155,484 ASalient Software, Inc. · 1992