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Official data from INPI

DETECTOR DA PRESENÇA DE TRENS DE PULSOS DE SEGURANÇA CONTRA FALHAS E PROCESSO PARA DETECTAR A PRESENÇA DE UM TREM DE PULSOS.

Em AnáliseInvention Patent

Application data

Number

PI8600648

Type

Invention Patent

Filing

02/14/1986

Publication

10/29/1986

Progress at the INPI

  1. Filing02/14/86
  2. Publication10/29/86
  3. Examination12/06/88
  4. Allowance03/16/93
  5. Grant10/26/93
  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: 12/06/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

American Standard Inc

US

See this company's full portfolio

Inventors

W. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

702.530 · 02/19/1985

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/06/1988

RPI 946

Publicação do pedido de patente

#3.1

10/29/1986

RPI 836

Pedido de patente depositado

#2.1

08/12/1986

RPI 825

Carta-patente expirada

#21.1

Patente extinta em 14/02/2001

07/22/2008

RPI 1959

Concessão da patente

#16.1

10/26/1993

RPI 1195

Notificação para pagamento de retribuição

#13.1

07/06/1993

RPI 1179

Deferimento

#9.1

03/16/1993

RPI 1163

Republicação - classificação IPC

#15.11

04/07/1992

RPI 1114

Exigência - art. 36 da LPI

#6.1

03/17/1992

RPI 1111

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