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Official data from INPI

REGISTRO HIDRÁULICO APERFEIÇOADO

Em AnáliseInvention Patent

Application data

Number

PI8801460

Type

Invention Patent

Filing

03/24/1988

Publication

04/11/1989

Progress at the INPI

Under appeal
  1. Filing03/24/88
  2. Publication04/11/89
  3. Examination08/22/89
  4. Refused11/19/91
  5. Grant
  6. In force

The application was refused by the INPI on 11/19/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/22/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lorenzetti S/A Indústrias Brasileiras Eletrometalúrgicas

PR, BR

See this company's full portfolio

Inventors

C. C. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

08/22/1989

RPI 983

Publicação antecipada

#3.2

04/11/1989

RPI 964

Pedido de patente depositado

#2.1

07/05/1988

RPI 924

Republicação - classificação IPC

#15.11

05/12/1992

RPI 1119

Indeferimento

#9.2

11/19/1991

RPI 1094

14.1

12/04/1990

RPI 1044

Pedido de certificado de adição de invenção

#5.1

01/16/1990

RPI 1002

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