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Official data from INPI

ALAVANCA DE CONTROLE DE RETROALIMENTAÇÃO DE FORÇA

ArquivadaInvention PatentPCT · US1987002413

Application data

Number

PI8707970

Type

Invention Patent

Filing

09/23/1987

Publication

02/13/1990

PCT

US1987002413

Progress at the INPI

  1. Filing09/23/87
  2. Publication02/13/90
  3. Examination10/30/90
  4. Allowance08/27/91
  5. Abandoned
  6. In force

The application was allowed on 08/27/1991 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: 10/06/1992. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Caterpillar, Inc.

US

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Inventors

M. S. (pessoa física)

R. C. (pessoa física)

T. B. (pessoa física)

Technical data

IPC Classification

Priority claims

US

014,734 · 02/13/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

10/06/1992

RPI 1140

Notificação para pagamento de retribuição

#13.1

12/24/1991

RPI 1099

Deferimento

#9.1

08/27/1991

RPI 1082

Solicitação de exame técnico

#4.1

10/30/1990

RPI 1039

Notificação de entrada na fase nacional - PCT

#1.3

02/13/1990

RPI 1006

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