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Official data from INPI

CÉLULA SOLAR

Em AnáliseInvention PatentPCT · EP1986000573

Application data

Number

PI8606917

Type

Invention Patent

Filing

10/08/1986

Publication

11/03/1987

PCT

EP1986000573

Progress at the INPI

  1. Filing10/08/86
  2. Publication11/03/87
  3. Examination03/01/88
  4. Allowance09/13/94
  5. Grant05/30/95
  6. Expired07/22/08

The letters patent expired on 07/22/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/01/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Nukem Gmbh

DE

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Inventors

D. H. (pessoa física)

DE

D. H. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 35 36 299.5 · 10/11/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/01/1988

RPI 906

Notificação de entrada na fase nacional - PCT

#1.3

11/03/1987

RPI 889

Carta-patente expirada

#21.1

Patente extinta em 08/10/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

05/30/1995

RPI 1278

Notificação para pagamento de retribuição

#13.1

01/17/1995

RPI 1259

Deferimento

#9.1

09/13/1994

RPI 1241

Exigência - art. 36 da LPI

#6.1

06/08/1993

RPI 1175

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