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Extract from the Register of European Patents

EP About this file: EP0187612

EP0187612 - Abradable seal having particulate erosion resistance [Right-click to bookmark this link]
StatusNo opposition filed within time limit
Status updated on  13.07.1991
Database last updated on 09.09.2024
Most recent event   Tooltip13.07.1991No opposition filed within time limitpublished on 04.09.1991 [1991/36]
Applicant(s)For all designated states
United Technologies Corporation
10 Farm Springs Road
Farmington, CT 06032 / US
[N/P]
Former [1986/29]For all designated states
UNITED TECHNOLOGIES CORPORATION
United Technologies Building 1, Financial Plaza
Hartford, CT 06101 / US
Inventor(s)01 / Otfinoski, William Floyd
254 Williams Street
Meriden Connecticut 06450 / US
[1986/29]
Representative(s)Schmitz, Jean-Marie, et al
Dennemeyer & Associates Sàrl P.O. Box 1502
1015 Luxembourg / LU
[N/P]
Former [1986/29]Schmitz, Jean-Marie, et al
Dennemeyer & Associates Sàrl P.O. Box 1502
L-1015 Luxembourg / LU
Application number, filing date85630231.018.12.1985
[1986/29]
Priority number, dateUS1984068617624.12.1984         Original published format: US 686176
[1986/29]
Filing languageEN
Procedural languageEN
PublicationType: A2 Application without search report 
No.:EP0187612
Date:16.07.1986
Language:EN
[1986/29]
Type: A3 Search report 
No.:EP0187612
Date:20.07.1988
Language:EN
[1988/29]
Type: B1 Patent specification 
No.:EP0187612
Date:12.09.1990
Language:EN
[1990/37]
Search report(s)(Supplementary) European search report - dispatched on:EP31.05.1988
ClassificationIPC:F01D11/08, B22F3/26, // C23C4/18
[1986/29]
CPC:
F16J15/445 (EP,US); F01D11/08 (KR); B22F3/26 (EP,US);
B22F7/004 (EP,US); C23C4/18 (EP,US); F01D11/122 (EP,US);
B22F2999/00 (EP,US); Y10T428/256 (EP,US); Y10T428/265 (EP,US);
Y10T428/31678 (EP,US) (-)
C-Set:
B22F2999/00, B22F7/004, B22F3/26 (EP,US)
Designated contracting statesBE,   CH,   DE,   FR,   GB,   IT,   LI,   SE [1986/29]
TitleGerman:Abschleifbare Dichtung mit besonderem Erosionswiderstand[1986/29]
English:Abradable seal having particulate erosion resistance[1986/29]
French:Joint d'étanchéité abrasable ayant une résistance élevée à l'érosion[1986/29]
Examination procedure19.12.1988Examination requested  [1989/09]
29.05.1989Despatch of a communication from the examining division (Time limit: M06)
23.11.1989Reply to a communication from the examining division
19.12.1989Despatch of communication of intention to grant (Approval: Yes)
13.03.1990Communication of intention to grant the patent
10.05.1990Fee for grant paid
10.05.1990Fee for publishing/printing paid
Opposition(s)13.06.1991No opposition filed within time limit [1991/36]
Fees paidRenewal fee
24.11.1987Renewal fee patent year 03
24.11.1988Renewal fee patent year 04
21.11.1989Renewal fee patent year 05
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Documents cited:Search[XP]EP0142418  (SERMATECH INT INC [US]);
 [YD]US4049428  (ELBERT RAYMOND JOHN, et al);
 [YD]US4319924  (COLLINS JR GLENN A, et al);
 [YD]US3248251  (CHARLOTTE ALLEN);
 [A]US4177308  (BEELER DAVID R [US]);
 [A]GB2006271  (UNION CARBIDE CORP)
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.