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

Conjunto agitador

Em AnáliseInvention Patent

Application data

Number

PI8600257

Type

Invention Patent

Filing

01/23/1986

Publication

09/30/1986

Progress at the INPI

  1. Filing01/23/86
  2. Publication09/30/86
  3. Examination02/24/87
  4. Allowance03/03/92
  5. Grant10/27/92
  6. Expired07/22/08

The letters patent expired on 07/22/2008: 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: 02/24/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

K. C. (pessoa física)

US

Pfaudler Inc.

US

See this company's full portfolio

Inventors

F. A. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

695.321 · 01/28/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

02/24/1987

RPI 853

Publicação do pedido de patente

#3.1

09/30/1986

RPI 832

Pedido de patente depositado

#2.1

07/22/1986

RPI 822

Carta-patente expirada

#21.1

Patente extinta em 23/01/2001

07/22/2008

RPI 1959

Alteração de nome deferida

#25.4

06/24/1997

RPI 1386

Transferência deferida

#25.1

06/17/1997

RPI 1385

Pedido de licença compulsória

#20.1

06/15/1993

RPI 1176

20.4

06/08/1993

RPI 1175

Concessão da patente

#16.1

10/27/1992

RPI 1143

Notificação para pagamento de retribuição

#13.1

07/28/1992

RPI 1130

Deferimento

#9.1

03/03/1992

RPI 1109

Exigência - art. 36 da LPI

#6.1

05/21/1991

RPI 1068

Exigência - art. 36 da LPI

#6.1

11/27/1990

RPI 1043

Patent monitoring

Track this patent in real time.

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