(19)
(11) EP 4 070 218 A1

(12)

(43) Date of publication:
12.10.2022 Bulletin 2022/41

(21) Application number: 20820551.8

(22) Date of filing: 01.12.2020
(51) International Patent Classification (IPC): 
G06F 21/62(2013.01)
(52) Cooperative Patent Classification (CPC):
G06F 21/6254
(86) International application number:
PCT/IB2020/061314
(87) International publication number:
WO 2021/111289 (10.06.2021 Gazette 2021/23)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 06.12.2019 US 201962945014 P

(71) Applicant: 3M Innovative Properties Company
Saint Paul, Minnesota 55133-3427 (US)

(72) Inventors:
  • YAROWSKY, David E.
    Saint Paul, Minnesota 55133-3427 (US)
  • HAMBURGER, Marc E.
    8803 Rüschilkon (CH)
  • WEISER, Octavian
    41453 Neuss (DE)

(74) Representative: Vossius & Partner Patentanwälte Rechtsanwälte mbB 
Siebertstraße 4
81675 München
81675 München (DE)

   


(54) SYSTEMS AND METHODS FOR USING NATURAL PSEUDONYMIZED TEXT