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EP0522755
European procedure
Extract from the Register of European Patents
EP About this file: EP0522755
| EP0522755 - Ampholyte terpolymers providing superior conditioning properties in shampoos and other hair care products [Right-click to bookmark this link] | Status | No opposition filed within time limit Status updated on 02.08.1996 Database last updated on 02.07.2024 | Most recent event Tooltip | 02.08.1996 | No opposition filed within time limit | published on 18.09.1996 [1996/38] | Applicant(s) | For all designated states CALGON CORPORATION Route 60 and Campbell's Run Road Pittsburgh Pennsylvania 15205 / US | [N/P] |
| Former [1996/35] | For all designated states CALGON CORPORATION Route 60 and Campbell's Run Road Pittsburgh, Pennsylvania 15205 / US | ||
| Former [1994/33] | For all designated states Calgon Corporation Campbell's Run Road at Route 60 Pittsburgh, Pennsylvania / US | ||
| Former [1993/02] | For all designated states CALGON CORPORATION Route 60-Campbell's Run Road Robinson Township Pennsylvania 15205 / US | Inventor(s) | 01 /
Chen, Shih-Ruey Thomas 1498 King Charles Drive Pittsburgh, PA 15237 / US | 02 /
Vaughan, Craig W. RD 1, Blackwood Road Freedom, PA 15042 / US | [1993/02] | Representative(s) | Nash, David Allan, et al Haseltine Lake LLP Redcliff Quay 120 Redcliff Street Bristol BS1 6HU / GB | [N/P] |
| Former [1993/50] | Nash, David Allan, et al Haseltine Lake & Co. Hazlitt House 28 Southampton Buildings Chancery Lane London WC2A 1AT / GB | ||
| Former [1993/02] | Thompson, John Dr. Merck & Co., Inc. European Patent Department Terlings Park Eastwick Road Harlow, Essex CM20 2QR / GB | Application number, filing date | 92305914.1 | 26.06.1992 | [1993/02] | Priority number, date | US19910722637 | 28.06.1991 Original published format: US 722637 | [1993/02] | Filing language | EN | Procedural language | EN | Publication | Type: | A1 Application with search report | No.: | EP0522755 | Date: | 13.01.1993 | Language: | EN | [1993/02] | Type: | B1 Patent specification | No.: | EP0522755 | Date: | 27.09.1995 | Language: | EN | [1995/39] | Search report(s) | (Supplementary) European search report - dispatched on: | EP | 23.11.1992 | Classification | IPC: | A61K7/06 | [1993/02] | CPC: |
A61Q5/06 (EP,US);
A61K8/8158 (EP,KR,US);
A61Q5/02 (EP,KR,US);
A61Q5/04 (EP,US);
A61K2800/5424 (KR);
A61K2800/5428 (EP,US);
| Designated contracting states | AT, BE, CH, DE, DK, ES, FR, GB, GR, IT, LI, LU, NL, PT, SE [1993/02] | Title | German: | Ampholitische Terpolymere mit verbesserten Konditionierungseigenschaften in Shampoozusammensetzungen und Haarpflegemitteln | [1993/02] | English: | Ampholyte terpolymers providing superior conditioning properties in shampoos and other hair care products | [1993/02] | French: | Terpolymères ampholytes avec des propriétés de conditionnement supérieur pour les shampooings et d'autres produits pour les soins des cheveux | [1993/02] | Examination procedure | 07.06.1993 | Examination requested [1993/31] | 30.11.1994 | Despatch of communication of intention to grant (Approval: No) | 27.03.1995 | Despatch of communication of intention to grant (Approval: later approval) | 30.03.1995 | Communication of intention to grant the patent | 23.06.1995 | Fee for grant paid | 23.06.1995 | Fee for publishing/printing paid | Opposition(s) | 28.06.1996 | No opposition filed within time limit [1996/38] | Fees paid | Renewal fee | 27.05.1994 | Renewal fee patent year 03 | 26.05.1995 | Renewal fee patent year 04 |
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| Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court. | Documents cited: | Search | [A]EP0269243 (CALGON CORP [US]); | [AP]GB2245585 (KAO CORP [JP]) | [A] - CHEMICAL ABSTRACTS, vol. 97, no. 23, 6 December 1982, Columbus, Ohio, US; abstract no. 196977u, 'indirect food additives' page 465 ; |