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Official data from INPI

MOTOR COM BLOCO DE MÚLTIPLAS PEÇAS E CABEÇOTE DE CILINDRO E MOTOR COM BLOCO DE MÚLTIPLAS PEÇAS

Em AnáliseInvention Patent

Application data

Number

PI8606550

Type

Invention Patent

Filing

01/31/1986

Publication

08/04/1987

Progress at the INPI

  1. Filing01/31/86
  2. Publication08/04/87
  3. Examination10/04/88
  4. Allowance10/23/90
  5. Grant04/30/91
  6. Terminated12/31/96

The patent was granted on 04/30/1991 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/04/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caterpillar, Inc.

US

See this company's full portfolio

Inventors

B. B. (pessoa física)

Technical data

IPC Classification

Priority claims

US

712.501 · 03/18/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/04/1988

RPI 937

Notificação de entrada na fase nacional - PCT

#1.3

08/04/1987

RPI 876

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

04/30/1991

RPI 1065

Notificação para pagamento de retribuição

#13.1

02/05/1991

RPI 1053

Deferimento

#9.1

10/23/1990

RPI 1038

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