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Official data from INPI

PROCESSO PARA PROJETAR MEDIDORES DE VELOCIDADE DE FLUXO DE MASSA DE CORIOLIS

Em AnáliseInvention PatentPCT · US1987002482

Application data

Number

PI8707474

Type

Invention Patent

Filing

10/01/1987

Publication

09/13/1988

PCT

US1987002482

Progress at the INPI

  1. Filing10/01/87
  2. Publication09/13/88
  3. Examination10/17/89
  4. Allowance01/19/93
  5. Grant07/27/93
  6. Expired07/29/08

The letters patent expired on 07/29/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/17/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Micro Motion, Inc

US

See this company's full portfolio

Inventors

D. C. (pessoa física)

US

G. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

914.932 · 10/03/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/17/1989

RPI 991

Notificação de entrada na fase nacional - PCT

#1.3

09/13/1988

RPI 934

Carta-patente expirada

#21.1

Patente extinta em 01/10/2002

07/29/2008

RPI 1960

16.3

11/16/1993

RPI 1198

Concessão da patente

#16.1

07/27/1993

RPI 1182

Notificação para pagamento de retribuição

#13.1

05/04/1993

RPI 1170

Deferimento

#9.1

01/19/1993

RPI 1155

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