blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability
Register Forum

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Extract from the Register of European Patents

EP About this file: EP0510221

EP0510221 - Apparatus for optimizing the operation of MOS driver stages used in synchronous digital circuits [Right-click to bookmark this link]
StatusThe application has been refused
Status updated on  31.10.1997
Database last updated on 12.08.2024
Most recent event   Tooltip31.10.1997Refusal of applicationpublished on 17.12.1997 [1997/51]
Applicant(s)For all designated states
SIEMENS AKTIENGESELLSCHAFT
Werner-von-Siemens-Str. 1
DE-80333 München / DE
[N/P]
Former [1992/44]For all designated states
SIEMENS AKTIENGESELLSCHAFT
Wittelsbacherplatz 2
D-80333 München / DE
Inventor(s)01 / Koelz, Johann, Dipl.-Ing.
Hilblestrasse 30
W-8000 München 19 / DE
[1992/44]
Application number, filing date91106527.423.04.1991
[1992/44]
Filing languageDE
Procedural languageDE
PublicationType: A1 Application with search report 
No.:EP0510221
Date:28.10.1992
Language:DE
[1992/44]
Search report(s)(Supplementary) European search report - dispatched on:EP09.01.1992
ClassificationIPC:H03K19/003, H03K17/14, H03K3/01
[1992/44]
CPC:
H03K17/145 (EP); H03K19/00323 (EP); H03K19/00384 (EP);
H03K3/011 (EP)
Designated contracting statesAT,   DE,   FR,   GB,   IT [1993/02]
Former [1992/44]AT,  BE,  CH,  DE,  DK,  ES,  FR,  GB,  GR,  IT,  LI,  LU,  NL,  SE 
TitleGerman:Anordnung zur Optimierung des Betriebsverhaltens von MOS-Treiberstufen in taktgesteuerten digitalen Schaltungen[1992/44]
English:Apparatus for optimizing the operation of MOS driver stages used in synchronous digital circuits[1992/44]
French:Dispositif pour l'optimisateur du fonctionnement d'étages d'attaque MOS utilisés dans des circuits numériques[1992/44]
Examination procedure24.04.1992Loss of particular rights, legal effect: designated state(s)
03.08.1992Despatch of communication of loss of particular rights: designated state(s) BE, CH, DK, ES, GR, LI, LU, NL, SE
08.03.1993Examination requested  [1993/19]
27.12.1995Despatch of a communication from the examining division (Time limit: M04)
22.03.1996Reply to a communication from the examining division
06.02.1997Despatch of communication of intention to grant (Approval: )
17.07.1997Despatch of communication that the application is refused, reason: formalities examination [1997/51]
27.07.1997Application refused, date of legal effect [1997/51]
Fees paidRenewal fee
22.04.1993Renewal fee patent year 03
19.04.1994Renewal fee patent year 04
24.04.1995Renewal fee patent year 05
19.04.1996Renewal fee patent year 06
Penalty fee
Penalty fee Rule 85a EPC 1973
04.06.1992BE   M01   Not yet paid
04.06.1992CH   M01   Not yet paid
04.06.1992DK   M01   Not yet paid
04.06.1992ES   M01   Not yet paid
04.06.1992GR   M01   Not yet paid
04.06.1992LU   M01   Not yet paid
04.06.1992NL   M01   Not yet paid
04.06.1992SE   M01   Not yet paid
Additional fee for renewal fee
30.04.199707   M06   Not yet paid
Opt-out from the exclusive  Tooltip
competence of the Unified
Patent Court
See the Register of the Unified Patent Court for opt-out data
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[X]US3996481  ;
 [Y]EP0251910  ;
 [A]US4972101  ;
 [A]US4975598  ;
 [A]EP0357532  ;
 [A]US4641048
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.