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Official data from INPI

VEÍCULO DE CORREIA PARA SERVIÇO E APARELHO E MÉTODO PARA TRACIONAR UMA CORREIA

Em AnáliseInvention PatentPCT · US1986000429

Application data

Number

PI8607029

Type

Invention Patent

Filing

02/28/1986

Publication

12/01/1987

PCT

US1986000429

Progress at the INPI

  1. Filing02/28/86
  2. Publication12/01/87
  3. Examination06/06/89
  4. Allowance01/08/91
  5. Grant08/27/91
  6. Terminated12/31/96

The patent was granted on 08/27/1991 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: 06/06/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caterpillar, Inc.

US

See this company's full portfolio

Inventors

D. Z. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

806.918 · 12/09/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

06/06/1989

RPI 972

Notificação de entrada na fase nacional - PCT

#1.3

12/01/1987

RPI 893

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

08/27/1991

RPI 1082

Notificação para pagamento de retribuição

#13.1

04/23/1991

RPI 1064

Deferimento

#9.1

01/08/1991

RPI 1049

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