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Official data from INPI

CANETA ESFEROGRÁFICA COM PRESERVATIVO

Arquivada/ExtintaInvention PatentPCT · CH1988000045

Application data

Number

PI8805684

Type

Invention Patent

Filing

02/25/1988

Publication

10/17/1989

PCT

CH1988000045

Progress at the INPI

  1. Filing02/25/88
  2. Publication10/17/89
  3. Examination07/09/91
  4. Allowance02/16/94
  5. Grant10/25/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

R. W. (pessoa física)

CH

Inventors

R. W. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

705/87-4 · 02/25/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/17/1989

RPI 991

Carta-patente expirada

#21.1

Patente extinta em 25/02/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

10/25/1994

RPI 1247

Notificação para pagamento de retribuição

#13.1

05/31/1994

RPI 1226

Deferimento

#9.1

02/16/1994

RPI 1211

Solicitação de exame técnico

#4.1

07/09/1991

RPI 1075

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