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Official data from INPI

PÁ ESCAVADEIRA.

Em AnáliseInvention Patent

Application data

Number

PI8504713

Type

Invention Patent

Filing

09/25/1985

Publication

07/22/1986

Progress at the INPI

Under appeal
  1. Filing09/25/85
  2. Publication07/22/86
  3. Examination09/13/88
  4. Refused05/01/90
  5. Grant
  6. In force

The application was refused by the INPI on 05/01/1990. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 07/18/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

US

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Inventors

J. K. (pessoa física)

R. F. (pessoa física)

Technical data

IPC Classification

Priority claims

US

654.371 · 09/25/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

07/18/1989

RPI 978

Solicitação de exame técnico

#4.1

09/13/1988

RPI 934

Publicação do pedido de patente

#3.1

07/22/1986

RPI 822

Pedido de patente depositado

#2.1

12/03/1985

RPI 789

Indeferimento

#9.2

05/01/1990

RPI 1016

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