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Official data from INPI

ACOPLAMENTO DE TUBOS

Arquivada/ExtintaInvention Patent

Application data

Number

PI9102485

Type

Invention Patent

Filing

06/17/1991

Publication

01/21/1992

Progress at the INPI

  1. Filing06/17/91
  2. Publication01/21/92
  3. Examination05/05/92
  4. Allowance11/01/94
  5. Grant06/27/95
  6. Expired06/29/10

The letters patent expired on 06/29/2010: 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: 06/29/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Straub Federnfabrik AG

CH

Inventors

I. S. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

02 025/90 · 06/18/1990

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 17/06/2006

06/29/2010

RPI 2060

Concessão da patente

#16.1

06/27/1995

RPI 1282

Notificação para pagamento de retribuição

#13.1

03/07/1995

RPI 1266

Deferimento

#9.1

11/01/1994

RPI 1248

Solicitação de exame técnico

#4.1

05/05/1992

RPI 1118

Publicação do pedido de patente

#3.1

01/21/1992

RPI 1103

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