(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

VÁLVULA ESFÉRICA E ATUADOR PARA A MANOBRA DE VÁLVULAS E SIMILARES

Arquivada/ExtintaInvention PatentPCT · NO1990000008

Application data

Number

PI9007023

Type

Invention Patent

Filing

01/12/1990

Publication

11/05/1991

PCT

NO1990000008

Progress at the INPI

  1. Filing01/12/90
  2. Publication11/05/91
  3. Examination03/31/92
  4. Allowance05/31/94
  5. Grant12/27/94
  6. Expired06/15/10

The letters patent expired on 06/15/2010: 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: 06/15/2010. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. A. (pessoa física)

NO

See this company's full portfolio

Inventors

K. H. (pessoa física)

NO

Technical data

IPC Classification

Priority claims

NO

890178 · 01/16/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 12/01/2005

06/15/2010

RPI 2058

Concessão da patente

#16.1

12/27/1994

RPI 1256

Notificação para pagamento de retribuição

#13.1

10/04/1994

RPI 1244

Deferimento

#9.1

05/31/1994

RPI 1226

Solicitação de exame técnico

#4.1

03/31/1992

RPI 1113

Notificação de entrada na fase nacional - PCT

#1.3

11/05/1991

RPI 1092

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.