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EN - METHOD FOR TREATMENT OF SKINS AND HIDES

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Patent lapsed (non-payment of fees)

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Patent application specification | Search report | Patent specification (1.07 Mb)
Bibliographic data
Indications of the International Patent Classification (IPC)
(51) INT.CL.: (2006.01) B01F 17/00
B01F 17/22
C07C 273/00
C14C 9/00
C07C 275/00
Patent
(11) Number of the document 3617
(13) Kind of document B
(21) Application number IP1535
(22) Date of filing the application 1993-12-06
(41) Date of publication of the application 1995-06-26
(45) Date of publication of patent 1995-12-27
Priority applications
(30) Number Date Country code
36 36 497.5 1986-10-27 DE
37 17 961.6 1987-05-27 DE
4613251 1989-01-04 SU
Applicant
(71) CHEMISCHE FABRIK STOCKHAUSEN GmbH, Baekerpfad 25, DE-47705 Krefeld, DE
Inventors
(72) Kurt DAHMEN, DE
Richard MERTENS, DE
Dolf STOCKHAUSEN, DE
Grantee
(73) CHEMISCHE FABRIK STOCKHAUSEN GmbH, Baekerpfad 25, DE-47705 Krefeld, DE
Attorney or representative
(74) Reda ŽABOLIENĖ, METIDA, Verslo centras "VERTAS", Gynėjų g. 16, LT-01109 Vilnius, LT
Title
(54) METHOD FOR TREATMENT OF SKINS AND HIDES
Last renewal fee
Payment date Validity (years) Amount
1997-12-04 5 100.00 USD
Legal status
Patent lapsed (non-payment of fees)
Invalidation date 1998-12-06
Last update date 2021-10-22