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Official data from INPI

APERFEIÇOAMENTOS EM MECANISMO DE ENGRENAGEM DE DIFERENCIAL

ArquivadaInvention Patent

Application data

Number

PI8203084

Type

Invention Patent

Filing

05/26/1982

Publication

05/10/1983

Progress at the INPI

  1. Filing05/26/82
  2. Publication05/10/83
  3. Examination08/06/85
  4. Allowance03/31/87
  5. Abandoned
  6. In force

The application was allowed on 03/31/1987 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

E. C. (pessoa física)

US

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Inventors

E. J. (pessoa física)

US

Technical data

Priority claims

US

266.874 · 05/26/1981

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

08/11/1987

RPI 877

Deferimento

#9.1

03/31/1987

RPI 858

Exigência - art. 36 da LPI

#6.1

06/24/1986

RPI 818

Solicitação de exame técnico

#4.1

08/06/1985

RPI 772

Publicação do pedido de patente

#3.1

05/10/1983

RPI 655

Pedido de patente depositado

#2.1

07/13/1982

RPI 612

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B60K 17/20.

03/20/2018

RPI 2463

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