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Official data from INPI

CONJUNTO DE PISTÃO.

Em ExigênciaInvention Patent

Application data

Number

PI8503982

Type

Invention Patent

Filing

08/20/1919

Publication

06/03/1986

Progress at the INPI

  1. Filing08/20/19
  2. Publication06/03/86
  3. Examination02/17/88
  4. Allowance01/09/90
  5. Abandoned
  6. In force

The application was allowed on 01/09/1990 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 09/13/1988. 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. W. (pessoa física)

Technical data

IPC Classification

Priority claims

US

642.277 · 08/20/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

6.2

09/13/1988

RPI 934

Solicitação de exame técnico

#4.1

02/17/1988

RPI 904

Publicação do pedido de patente

#3.1

06/03/1986

RPI 815

Pedido de patente depositado

#2.1

10/29/1985

RPI 784

Arquivamento - Art. 38 §2° da LPI

#11.4

10/23/1990

RPI 1038

Notificação para pagamento de retribuição

#13.1

05/01/1990

RPI 1016

Deferimento

#9.1

01/09/1990

RPI 1001

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