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Official data from INPI

ESTRUTURA DE CINTA DESTINADA A ENGATE DE SUJEIÇÃO NUM FLANGE OU ELEMENTO SIMILAR.

Em AnáliseInvention Patent

Application data

Number

PI8501796

Type

Invention Patent

Filing

04/16/1985

Publication

04/29/1986

Progress at the INPI

  1. Filing04/16/85
  2. Publication04/29/86
  3. Examination06/14/88
  4. Allowance04/24/90
  5. Grant02/13/91
  6. Expired07/15/08

The letters patent expired on 07/15/2008: 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

The Standard Products Company

US

See this company's full portfolio

Inventors

H. P. (pessoa física)

JP

T. T. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

8421385 · 08/23/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

10/31/1989

RPI 993

6.2

02/14/1989

RPI 956

Solicitação de exame técnico

#4.1

06/14/1988

RPI 921

Publicação do pedido de patente

#3.1

04/29/1986

RPI 810

Pedido de patente depositado

#2.1

07/02/1985

RPI 767

Carta-patente expirada

#21.1

Patente extinta em 16/04/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

02/13/1991

RPI 1054

Notificação para pagamento de retribuição

#13.1

08/21/1990

RPI 1029

Deferimento

#9.1

04/24/1990

RPI 1015

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