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Official data from INPI

TRANCA RODA

PublicadaInvention Patent

Application data

Number

PI8702252

Type

Invention Patent

Filing

04/22/1987

Publication

11/22/1988

Progress at the INPI

Under appeal
  1. Filing04/22/87
  2. Publication11/22/88
  3. Examination11/20/90
  4. Refused06/30/92
  5. Grant
  6. In force

The application was refused by the INPI on 06/30/1992. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 11/22/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ZENO LANG [BR]

Inventors

L. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

11/22/1988

RPI 944

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Indeferimento

#9.2

06/30/1992

RPI 1126

Conhecimento de parecer técnico

#7.1

09/17/1991

RPI 1085

Solicitação de exame técnico

#4.1

11/20/1990

RPI 1042

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