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Official data from INPI

Conjunto de cuba e tambor girável montado na cuba

Prazo de SigiloInvention Patent

Application data

Number

PI8903012

Type

Invention Patent

Filing

06/21/1989

Publication

02/06/1990

Progress at the INPI

  1. Filing06/21/89
  2. Publication02/06/90
  3. Examination09/18/90
  4. Allowance09/15/92
  5. Grant06/29/93
  6. Expired12/22/09

The letters patent expired on 12/22/2009: 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: 08/01/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Beloit Technologies,Inc.

US

Ingersoll-Rand Company

US

See this company's full portfolio

Inventors

D. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

209.597 · 06/22/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

08/01/1989

RPI 980

Carta-patente expirada

#21.1

Patente extinta em 21/06/2004

12/22/2009

RPI 2033

Transferência deferida

#25.1

11/18/1997

RPI 1407

Concessão da patente

#16.1

06/29/1993

RPI 1178

Deferimento

#9.1

09/15/1992

RPI 1137

Solicitação de exame técnico

#4.1

09/18/1990

RPI 1033

Publicação do pedido de patente

#3.1

02/06/1990

RPI 1005

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