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Official data from INPI

sistema de calibração em combinação com um corretor de temperatura de medidor de gás, sistema de calibrador em combinação com um corretor de pressão de medidor de gás e sistema de calibração em combinação com um corretor de volume de medidor de gás.

PublicadaInvention Patent

Application data

Number

PI8701828

Type

Invention Patent

Filing

04/15/1987

Publication

01/26/1988

Progress at the INPI

  1. Filing04/15/87
  2. Publication01/26/88
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 04/15/1987 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 01/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

American Meter Company

US

Inventors

C. A. (pessoa física)

M. M. (pessoa física)

Technical data

IPC Classification

Priority claims

US

854.263 · 04/21/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/26/1988

RPI 901

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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