Global Patent Index - EP 0819754 B1

EP 0819754 B1 2001-04-25 - Beta-dithiophosphorilated propionic acid in lubricants

Title (en)

Beta-dithiophosphorilated propionic acid in lubricants

Title (de)

Beta-Dithiophosphorylierte Propionsäure in Schmierstoffen

Title (fr)

Des lubrifiants contenant un acide propionique bèta-dithiophosphorylé

Publication

EP 0819754 B1 (DE)

Application

EP 97810446 A

Priority

CH 176996 A

Abstract (en)

[origin: EP0819754A1] Composition comprises: (A) a lubricant or fuel, metal processing fluid or hydraulic fluid; (B) a compound of formula (I) (where, R1 and R2 = 3-18C alkyl, 5-12C cycloalkyl, 5-6C cycloalkylmethyl, 9-10C bicycloalkylmethyl, 9-10C tricycloalkylmethyl, phenyl, 7-24C alkylphenol or together are a group of formula (CH3)2C(CH2)2; and R3 = H or methyl; and optionally (C) further usual additives. Also claimed is a process for improving the properties of lubricants, hydraulic fluids or metal processing fluids by adding the above composition (I).

IPC 1-7 (main, further and additional classification)

C10M 137/10; C10L 1/26

IPC 8 full level (invention and additional information)

C10L 1/10 (2006.01); C10L 1/26 (2006.01); C10L 10/08 (2006.01); C10M 137/10 (2006.01); C10M 169/00 (2006.01); C10L 1/12 (2006.01); C10L 1/16 (2006.01); C10L 1/18 (2006.01); C10L 1/20 (2006.01); C10L 1/22 (2006.01); C10L 1/24 (2006.01); C10L 1/28 (2006.01); C10N 30/06 (2006.01); C10N 40/08 (2006.01); C10N 40/20 (2006.01); C10N 50/10 (2006.01)

CPC (invention and additional information)

C10L 10/04 (2013.01); C10L 1/10 (2013.01); C10L 1/265 (2013.01); C10L 10/08 (2013.01); C10M 137/10 (2013.01); C10L 1/1275 (2013.01); C10L 1/1641 (2013.01); C10L 1/1691 (2013.01); C10L 1/1828 (2013.01); C10L 1/183 (2013.01); C10L 1/1832 (2013.01); C10L 1/1835 (2013.01); C10L 1/1852 (2013.01); C10L 1/1855 (2013.01); C10L 1/1857 (2013.01); C10L 1/1881 (2013.01); C10L 1/1883 (2013.01); C10L 1/1886 (2013.01); C10L 1/19 (2013.01); C10L 1/1905 (2013.01); C10L 1/191 (2013.01); C10L 1/1963 (2013.01); C10L 1/1985 (2013.01); C10L 1/207 (2013.01); C10L 1/209 (2013.01); C10L 1/2222 (2013.01); C10L 1/2225 (2013.01); C10L 1/223 (2013.01); C10L 1/2235 (2013.01); C10L 1/224 (2013.01); C10L 1/226 (2013.01); C10L 1/2283 (2013.01); C10L 1/232 (2013.01); C10L 1/233 (2013.01); C10L 1/2383 (2013.01); C10L 1/2406 (2013.01); C10L 1/2412 (2013.01); C10L 1/2418 (2013.01); C10L 1/2425 (2013.01); C10L 1/2437 (2013.01); C10L 1/2456 (2013.01); C10L 1/2493 (2013.01); C10L 1/2608 (2013.01); C10L 1/2616 (2013.01); C10L 1/2625 (2013.01); C10L 1/2641 (2013.01); C10L 1/2658 (2013.01); C10L 1/2683 (2013.01); C10L 1/285 (2013.01); C10M 2223/047 (2013.01); C10N 2240/08 (2013.01); C10N 2240/10 (2013.01); C10N 2240/101 (2013.01); C10N 2240/104 (2013.01); C10N 2240/106 (2013.01); C10N 2240/40 (2013.01)

Designated contracting state (EPC)

BE DE ES FR GB IT NL

EPO simple patent family

EP 0819754 A1 19980121; EP 0819754 B1 20010425; BR 9703974 A 19981117; CA 2210216 A1 19980115; CA 2210216 C 20060131; DE 59703420 D1 20010531; ES 2157549 T3 20010816; JP 3882154 B2 20070214; JP H1067993 A 19980310; KR 100441550 B1 20041120; MX 9705300 A 19980830; SG 84506 A1 20011120; SK 283148 B6 20030304; SK 94997 A3 19980204; US 5922657 A 19990713; ZA 9706208 B 19980115

INPADOC legal status


2017-08-31 [PG25 IT] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

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- Effective date: 20160707

2017-07-26 [REG GB PE20] PATENT EXPIRED AFTER TERMINATION OF 20 YEARS

- Expiry date: 20170706

2017-07-07 [REG DE R071] EXPIRY OF RIGHT

- Document: DE 59703420

2017-04-28 [PG25 NL] LAPSED IN A CONTRACTING STATE ANNOUNCED VIA POSTGRANT INFORM. FROM NAT. OFFICE TO EPO

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2002-04-17 [26N] NO OPPOSITION FILED

2002-01-01 [REG GB IF02] EUROPEAN PATENT IN FORCE AS OF 2002-01-01

2001-08-16 [REG ES FG2A] DEFINITIVE PROTECTION

- Document: ES 2157549 T3

2001-08-10 [ET] FR: TRANSLATION FILED

2001-06-06 [GBT] GB: TRANSLATION OF EP PATENT FILED (GB SECTION 77(6)(A)/1977)

- Effective date: 20010511

2001-06-04 [ITF] IT: TRANSLATION FOR A EP PATENT FILED

- Owner name: BARZANO' E ZANARDO MILANO S.P.A.

2001-05-31 [REF] CORRESPONDS TO:

- Document: DE 59703420 20010531

2001-04-25 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: B1

- Designated State(s): BE DE ES FR GB IT NL

1999-06-02 [17Q] FIRST EXAMINATION REPORT

- Effective date: 19990419

1998-09-30 [AKX] PAYMENT OF DESIGNATION FEES

- Free text: BE DE ES FR GB IT NL

1998-09-30 [RBV] DESIGNATED CONTRACTING STATES (CORRECTION):

- Designated State(s): BE DE ES FR GB IT NL

1998-08-26 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 19980627

1998-01-21 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): BE DE ES FR GB IT NL