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Created with Raphaël 2.1.0 05.04.1994 Formal examination (assignment of filing date) 31.08.1994 Publication of the decision of grant (B1) 28.02.1995 Completion of the opposition filing period 31.03.1995 Issuance of patent (C2) 05.04.1998 Valid until 31.12.1999 Publication of the decision of forfeiture, the term of re-establishment has expired

Patent expired


(11)Number of the document53
(21)Number of the application94-0072
(22)Filing date of the application1994.04.05
 Date of filing the request for examination (de fond) 05.04.1994
(71)Name(s) of applicant(s), code of the countryVOEST-ALPINE AG, AT; SKET SCHWERMASCHINENBAU MAGDEBURG, GmbH, DE;
(72)Name(s) of inventor(s), code of the countryFritz FEIGE, DE; Franz KRENNBAUER, AT;
(73)Name(s) of owner(s), code of the countryACT AUSTRIAN CEMENT TECHNOLOGY GmbH, AT;
(54)Title of the invention Process for cement clinker production
(13)Kind-of-document code C2
(51)International Patent Classification C04B 7/36 (2006.01);
(19)CountryAT
(45)Date of publication of patent granting decision:1994.08.31
(47)Date of issuance of patent1995.03.22
(30)Priority488281, 1981.11.13, AT; WP C 04 B/234-385-1, 1981.10.27, DD
(74)Patent attorneySOKOLOVA Sofia, Str. Drumul Viilor nr. 42, bloc 3, ap. 37, MD-2021, Chiєinгu, Republica Moldova
 Payment for maintenance up to the date1998.04.05
 Date of patent termination1998.04.05
 Date of publication of the termination of patent, with the right of restoration1999.05.31
 Date of publication of the termination of patent, without the right of restoration1999.12.31
 Change of the owner
Nr. şi data deciziei:563, 1995.03.10
Datele iniţiale:Voest-Alpine Ag, AT SKET Schwermaschinenbau, Magdeburg, GMBH, DE
Datele finale:ACT Austrian Cement Technology GmbH, AT
(30*)Priority of the former USSR application3505249/29-33, 1982.10.26, SU
(10*)Title of protection of the former USSR1299495, SU
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