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Official data from INPI

APERFEIÇOAMENTOS EM ACIONADOR PARA EMBREAGEM

PublicadaInvention Patent

Application data

Number

PI8800254

Type

Invention Patent

Filing

01/25/1988

Publication

09/05/1989

Progress at the INPI

  1. Filing01/25/88
  2. Publication09/05/89
  3. Examination10/23/90
  4. Allowance09/17/91
  5. Grant06/30/92
  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: 09/05/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

B. R. (pessoa física)

SP, BR

Indústrias Romi S/A

SP, BR

Inventors

B. R. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

09/05/1989

RPI 985

Pedido de patente depositado

#2.1

01/03/1989

RPI 950

Carta-patente expirada

#21.1

Patente extinta em 25/01/2003

09/02/2008

RPI 1965

Transferência deferida

#25.1

Transferido de: Benedito Dias Rodrigues

11/17/1998

RPI 1454

Concessão da patente

#16.1

06/30/1992

RPI 1126

Notificação para pagamento de retribuição

#13.1

01/21/1992

RPI 1103

Deferimento

#9.1

09/17/1991

RPI 1085

Solicitação de exame técnico

#4.1

10/23/1990

RPI 1038

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