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Official data from INPI

SUSPENSOR ELASTOMÉRICO PARA SUSPENDER UMA PEÇA EM RELAÇÃO A UM SUPORTE

Em AnáliseInvention Patent

Application data

Number

PI8803893

Type

Invention Patent

Filing

08/05/1988

Publication

07/25/1989

Progress at the INPI

  1. Filing08/05/88
  2. Publication07/25/89
  3. Examination10/31/89
  4. Allowance10/15/91
  5. Grant05/26/92
  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: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

GenCorp Inc

US

See this company's full portfolio

Inventors

D. D. (pessoa física)

Technical data

IPC Classification

Priority claims

US

129,791 · 12/07/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/31/1989

RPI 993

Publicação do pedido de patente

#3.1

07/25/1989

RPI 979

Pedido de patente depositado

#2.1

01/03/1989

RPI 950

Carta-patente expirada

#21.1

Patente extinta em 05/08/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

05/26/1992

RPI 1121

Notificação para pagamento de retribuição

#13.1

02/18/1992

RPI 1107

Deferimento

#9.1

10/15/1991

RPI 1089

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