US Patent System
https://www.uspto.gov
https://www.uspto.gov/sites/default/files/patents/init_events/software_ak_cc_sw.pdf
https://blog.patentology.com.au/2017/01/how-fate-of-software-and-business.html
https://en.wikipedia.org/wiki/Patent_troll
https://en.wikipedia.org/wiki/George_B._Selden
https://en.wikipedia.org/wiki/Lotus_Dev._Corp._v._Borland_Int%27l,_Inc.
https://academiccommons.columbia.edu/download/fedora_content/download/ac:148170/CONTENT/Stiglitz_DukeLaw.pdf
https://xml.coverpages.org/ni2003-11-11-a.html
https://en.wikipedia.org/wiki/United_States_patent_law
https://www.law.stanford.edu/publications/details/2701/Rational%20Ignorance%20at%20the%20Patent%20Office/
https://www.eetimes.com/showArticle.jhtml?articleID=215800319
https://www.patentfairness.org/
http://papers.ssrn.com/sol3/papers.cfm?abstract_id=1429049 High Technology Entrepreneurs and the Patent System: Results of the 2008 Berkeley Patent Survey (2009)
https://www.youtube.com/watch?v=DBmzjZ_hTQo "Economic Foundations of Intellectual Property" by Joseph Stiglitz
https://academiccommons.columbia.edu/download/fedora_content/download/ac:148170/CONTENT/Stiglitz_DukeLaw.pdf
https://www.washingtonpost.com/blogs/ezra-klein/post/should-yahoo-be-allowed-to-sue-facebook-over-patents/2012/03/13/gIQA6HGhBS_blog.html
https://tinyurl.com/WhySoftwareIsMathematics
https://www.bustpatents.com/corrupt.htm
https://press.princeton.edu/titles/7810.html
https://researchoninnovation.org/dopatentswork/
https://www.researchoninnovation.org/bio.htm
https://www.dwheeler.com/blog/2010/09/24/#patent-quality-allison
https://www.dwheeler.com/blog/2010/10/05/#poor-quality-patents
https://elsa.berkeley.edu/~bhhall/papers/HallMacGarvie_Apr06.pdf
https://blog.alexanderhiggins.com/2011/06/27/microsoft-files-patent-software-government-py-digital-communications-31641/
https://secuobs.com/revue/news/294844.shtml
https://www.techdirt.com/articles/20081107/0118162765.shtml
https://www.ificlaims.com/IFI%202009%20patents%20011210%20final.htm
https://ia301306.us.archive.org/3/items/profitAndPoverty/slide1.html
https://www.zdnet.fr/actualites/internet/0,39020774,39211334,00.htm
https://www.groklaw.net/article.php?story=20050315230914533
https://h20229.www2.hp.com/hpvps/OnlinePatentSales.html
https://web.archive.org/web/20070302051709/http://people.qualcomm.com/karn/patents/patent-comments.html
https://h20229.www2.hp.com/hpvps/OnlinePatentSales.html
La position de RMS :
https://www.ffii.fr/Comment-combattre-les-brevets-logiciels-separement-et-ensemble
https://www.pli.edu/product/faculty_profile.asp?fid=10294
https://www.eff.org/cases/bernstein-v-us-dept-justice