Patent details
305898 Title: Werkwijze voor het afscheiden en zuiveren van celluloseethers en andere cellulosederivaten.
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Basic Information
- Publication number:
- 305898
- WO Application Number:
- Type:
- European Patent Granted for NL
- Status:
- Publication Title:
- Title When Made Available For Viewing:
- Reason Lapsed:
- Non-payment of the annual fee
- Application number:
- 305898
- WO Publication Number:
- EPO Publication Language:
- German
- SPC Number:
- First Applicant Residence Country:
- Germany (DE)
- Publications:
- EP305898;
Dates
- Filing date:
- 25/08/1988
- Grant date:
- 20/05/1992
- EP Publication Date:
- WO Publication Date:
- Claims Translations Received Date:
- Claims Translation B1 Received Date:
- Claims Translation B2 Received Date:
- Claims Translation B3 Received Date:
- Lapsed By Non Payment Annual Fee Date:
- Renunciation Date:
- NullificationDate:
- Published:
- Due To Cession Date:
- Registration date:
- 03/06/1992
- EP B1 Publication Date:
- 20/05/1992
- EP B2 Publication Date:
- EP B3 Publication Date:
- Description Translation B1 Received Date:
- 30/07/1992
- Description Translation B2 Received Date:
- Description Translation B3 Received Date:
- Expiration date:
- 24/08/2008
- Lapsed By Expiration Date:
- Revocation Date:
- Invalidity Date:
- Response To Novelty Search Report Received:
- Patent Granting Request:
- Lapsed date:
- 01/03/2002
Applicant/holder
- From:
- 06/01/1997
- Name:
- Aqualon Company
- Address:
- Wilmington, United States of America (US)
Historical Applicant/holder
- From:
- 25/08/1988
- To:
- 06/01/1997
- Name:
- Henkel Kommanditgesellschaft auf Aktien
- Address:
- Düsseldorf, Germany (DE)
Domicile Holder
- Name:
- Computer Patent Annuities *
- From:
- Address:
- CPA House, 11-15 Section Place, St Helier, Jersey JE1 1BL, Channel Islands, United Kingdom (GB)
- To:
Inventor
1
- Name:
- Rähse, Wilfried, Dr.
- Address:
- Germany (DE)
2
- Name:
- Wüst, Willi, Dr.
- Address:
- Germany (DE)
3
- Name:
- Kühne, Norbert
- Address:
- Germany (DE)
Priority
- Priority Patent Number:
- 0003729268
- Priority Date:
- 02/09/1987
- Priority Country:
- Germany (DE)
Classification
Publication
Bulletin
1
- Bulletin Heading:
- VE4
- Journal edition number:
- 200205
- Publication date:
- 01/05/2002
- Description:
- Vervallen Europese octrooien wegens niet betalen van een jaarcijns
2
- Bulletin Heading:
- SE
- Journal edition number:
- 199703
- Publication date:
- 03/03/1997
- Description:
- Overdracht van Europese octrooien
3
- Bulletin Heading:
- PE2
- Journal edition number:
- 199219
- Publication date:
- 01/10/1992
- Description:
- Verleende Europese octrooien die hebben voldaan aan art. 29P (ROW 1910) of art. 52 (ROW 1995)
4
- Bulletin Heading:
- PE1
- Journal edition number:
- 199214
- Publication date:
- 16/07/1992
- Description:
- Verleende Europese octrooien in nummervolgorde
Deed
Change of owner(s)
- Change Kind/ Decision Type:
- Assignment
- Deed Number:
- 33224
- Date Registered:
- 06/01/1997
- License Effective Date:
- License Expiration Date:
- Scope of License:
- Deed Filer:
- Dr. R. Jorritsma c.s.
- Journal Edition Number:
- 199703
- Text:
- Deed Status:
- Definitief [EN]
- Country Code:
- Updated License Number:
- Terminated License Number:
Correspondence
- Sent On Date:
- 06/03/2002
- Letter Type:
- Vervalbrief [EN]
- Reference:
- To:
- Computer Patent Annuities *, CPA House, 11-15 Section Place, St Helier, Jersey JE1 1BL, Channel Islands, United Kingdom (GB)
Annual Fee
- Annual Fee(s) Due Date:
- Annual Fee Number:
- Last Annual Payment Date:
- 20/06/2000
- Last Annual Fee Paid Number:
- 9
- Payer:
- Master Data Center, Simon & Schuster
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