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Official data from INPI

SONDA DE SENSOR DE DADOS DE PRESSÃO DE AR

Arquivada/ExtintaInvention PatentPCT · US1988002794

Application data

Number

PI8807670

Type

Invention Patent

Filing

08/15/1988

Publication

06/19/1990

PCT

US1988002794

Progress at the INPI

  1. Filing08/15/88
  2. Publication06/19/90
  3. Examination07/30/91
  4. Allowance07/26/94
  5. Grant01/31/95
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 09/02/2008. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Rosemount Inc

US

See this company's full portfolio

Inventors

F. H. (pessoa física)

US

R. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

089,971 · 08/27/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 15/08/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

01/31/1995

RPI 1261

Notificação para pagamento de retribuição

#13.1

11/22/1994

RPI 1251

Deferimento

#9.1

07/26/1994

RPI 1234

Exigência - art. 36 da LPI

#6.1

05/10/1994

RPI 1223

Exigência - art. 36 da LPI

#6.1

08/31/1993

RPI 1187

Solicitação de exame técnico

#4.1

07/30/1991

RPI 1078

Notificação de entrada na fase nacional - PCT

#1.3

06/19/1990

RPI 1023

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