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Official data from INPI

medidor de gás a diafragma com quatro câmaras.

PublicadaInvention Patent

Application data

Number

PI8702134

Type

Invention Patent

Filing

04/30/1987

Publication

02/09/1988

Progress at the INPI

  1. Filing04/30/87
  2. Publication02/09/88
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 04/30/1987 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 02/09/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

American Meter Company

US

Inventors

I. H. (pessoa física)

US

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/09/1988

RPI 903

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Arquivamento - Art. 33 da LPI

#11.1

12/04/1990

RPI 1044

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