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

MACHO DE AREIA CONSUMÍVEL E PEÇA FUNDIDA EM MOLDE.

Arquivada/ExtintaInvention PatentPCT · US1989001140

Application data

Number

PI8906475

Type

Invention Patent

Filing

03/20/1989

Publication

02/05/1991

PCT

US1989001140

Progress at the INPI

  1. Filing03/20/89
  2. Publication02/05/91
  3. Examination01/28/92
  4. Allowance02/21/96
  5. Grant10/29/96
  6. Expired12/29/09

The letters patent expired on 12/29/2009: 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: 12/29/2009. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Doehler-Jarvis Limited Partnership

US

Farley, Inc

US

Inventors

R. D. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

173.558 · 03/23/1988

US

319.543 · 03/06/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 20/03/2004

12/29/2009

RPI 2034

Concessão da patente

#16.1

10/29/1996

RPI 1352

Deferimento

#9.1

02/21/1996

RPI 1316

4.1.2

04/14/1992

RPI 1115

Solicitação de exame técnico

#4.1

01/28/1992

RPI 1104

14.1

09/24/1991

RPI 1086

14.7

09/17/1991

RPI 1085

14.10

09/10/1991

RPI 1084

14.1

07/30/1991

RPI 1078

Notificação de entrada na fase nacional - PCT

#1.3

02/05/1991

RPI 1053

Patent monitoring

Track this patent in real time.

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