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Official data from INPI

DISPOSITIVO PARA COMANDO DE ABERTURA OU FECHAMENTO DE RALOS DE PIAS E SIMILARES

ConcedidaUtility Model

Application data

Number

MU6101983

Type

Utility Model

Filing

09/11/1981

Publication

06/08/1982

Progress at the INPI

  1. Filing09/11/81
  2. Publication06/08/82
  3. Examination08/07/84
  4. Allowance04/11/89
  5. Grant11/28/89
  6. In force09/11/96

The patent was granted on 11/28/1989 and is in force until 09/11/1996. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:09/11/1996

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Latest action published by the INPI: 11/28/1989. 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. L. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P3039042.2 · 10/16/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

Notificação para pagamento de retribuição

#13.1

08/08/1989

RPI 981

Deferimento

#9.1

04/11/1989

RPI 964

15.10

01/10/1989

RPI 951

Exigência - art. 36 da LPI

#6.1

04/19/1988

RPI 913

Conhecimento de parecer técnico

#7.1

12/23/1986

RPI 844

Exigência - art. 36 da LPI

#6.1

10/15/1985

RPI 782

Exigência - art. 36 da LPI

#6.1

04/09/1985

RPI 755

Pedido de certificado de adição de invenção

#5.1

12/26/1984

RPI 740

Solicitação de exame técnico

#4.1

08/07/1984

RPI 720

Publicação do pedido de patente

#3.1

06/08/1982

RPI 607

Pedido de patente depositado

#2.1

10/27/1981

RPI 575

20.8

01/09/1996

RPI 1310

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

20.7

12/03/1991

RPI 1096

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