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Official data from INPI

TRONEIRA MISTURADORA SANITÁRIA DE ENGRENAMENTO.

Em AnáliseInvention Patent

Application data

Number

PI8704934

Type

Invention Patent

Filing

09/25/1987

Publication

05/24/1988

Progress at the INPI

  1. Filing09/25/87
  2. Publication05/24/88
  3. Examination10/04/88
  4. Allowance04/23/91
  5. Grant10/27/92
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 01/24/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

American Standard Inc

US

See this company's full portfolio

Inventors

D. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 36 33 995.4 · 10/06/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de certificado de adição de invenção

#5.1

01/24/1989

RPI 953

Solicitação de exame técnico

#4.1

10/04/1988

RPI 937

Publicação do pedido de patente

#3.1

05/24/1988

RPI 918

Pedido de patente depositado

#2.1

12/22/1987

RPI 896

Carta-patente expirada

#21.1

Patente extinta em 25/09/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

10/27/1992

RPI 1143

14.7

05/26/1992

RPI 1121

Notificação para pagamento de retribuição

#13.1

10/08/1991

RPI 1088

9.1.3

06/11/1991

RPI 1071

Deferimento

#9.1

04/23/1991

RPI 1064

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