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Official data from INPI

MECANISMO APERFEICOADO EM UM CONJUNTO DE DIFERENCIAL

ArquivadaInvention Patent

Application data

Number

PI8301182

Type

Invention Patent

Filing

03/09/1983

Publication

10/16/1984

Progress at the INPI

  1. Filing03/09/83
  2. Publication10/16/84
  3. Examination12/09/86
  4. Allowance03/01/88
  5. Abandoned
  6. In force

The application was allowed on 03/01/1988 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: 11/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

TRACTECH INC [US]

Inventors

S. E. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

11/08/1988

RPI 942

Notificação para pagamento de retribuição

#13.1

06/21/1988

RPI 922

Deferimento

#9.1

03/01/1988

RPI 906

Exigência - art. 36 da LPI

#6.1

08/11/1987

RPI 877

Solicitação de exame técnico

#4.1

12/09/1986

RPI 842

Publicação do pedido de patente

#3.1

10/16/1984

RPI 730

Pedido de patente depositado

#2.1

04/26/1983

RPI 653

Republicação - classificação IPC

#15.11

12/22/2009

RPI 2033

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