Procédé pour la préparation de sildenafil

European patent · EP0812845 · Deleted

Register entry

Publication number
EP0812845
Application number
EP97303832
Kind
European patent with effect for Switzerland and Liechtenstein
Status
Deleted
Specification
Granted
Filed
Jun 4, 1997
Published
Dec 17, 1997
Granted
Jul 14, 1999
Deleted
Jun 30, 2013
Reason
Annual fee unpaid
IPC classes
C07D 487/04 (2006.01)
A61K 31/505 (2006.01)
C07D 295/22 (2006.01)
C07D 231/14 (2006.01)
Priority
GB 9612514 14.06.1996
Filing language
English
Source
Swissreg

History

What the Federal Institute of Intellectual Property published about this title, newest first.

  1. Jan 22, 2014

    Deleted, fee unpaid

    Published in Swissreg on 22.01.2014

  2. Apr 1, 2011

    Transferred

    Owner
    Pfizer Ireland Pharmaceuticals, 235 East 42nd Street, New York, NY 10017, USA → Pfizer Ireland Pharmaceuticals (a partnership), 235 East 42nd Street, New York, NY 10017, USA

    Published in Swissreg on 01.04.2011

  3. Apr 1, 2011

    Transferred

    Owner
    Pfizer Ireland Pharmaceuticals (a partnership), 235 East 42nd Street, New York, NY 10017, USA → Pfizer Ireland Pharmaceuticals, Operations Support Group, Ringaskiddy, County Cork, Ireland

    Published in Swissreg on 01.04.2011

  4. Oct 15, 2007

    Address changed

    Representative
    E. Blum & Co. Patentanwälte, Am Vorderberg 11, 8044 Zürich → E. Blum & Co. AG, Patent- und Markenanwälte VSP, Vorderberg 11, 8044 Zürich

    Published in +pat+ No 19 in 2007

  5. Jul 15, 2004

    Transferred

    Owner
    Pfizer Ireland Pharmaceuticals, Pottery Road,, Dun Laoghaire, County Dublin, Ireland → Pfizer Ireland Pharmaceuticals, 235 East 42nd Street, New York, NY 10017, USA

    Published in +pat+ No 13 in 2004

  6. Dec 15, 2003

    Transferred

    Owner
    Pfizer Research and, Development Company, N.V./S.A., La Touche House,, International Financial Services Centre, Dublin 1, Ireland → Pfizer Ireland Pharmaceuticals, Pottery Road,, Dun Laoghaire, County Dublin, Ireland

    Published in +pat+ No 23 in 2003

  7. Jul 30, 1999

    Agent entered

    Representative
    E. Blum & Co. Patentanwälte, Am Vorderberg 11, 8044 Zürich

    Published in PIDTJ No 14 in 1999

  8. Jul 15, 1999

    Granted

    Published in PIDTJ No 13 in 1999

Parties

Inventor

Dunn, Peter James

Sandwich, Kent, CT13 9NJ, GB

Wood, Albert Shaw

Sandwich, Kent, CT13 9NJ, GB

The register names each party by name and address. A holder or agent is linked to an organization where exactly one entity of the commercial register bears its name; the street of a party not so recognised is not shown here.