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Official data from INPI

BOMBA DE ROLOS

Em AnáliseUtility Model

Application data

Number

MU6201736

Type

Utility Model

Filing

12/09/1982

Publication

07/17/1984

Progress at the INPI

  1. Filing12/09/82
  2. Publication07/17/84
  3. Examination10/29/85
  4. Allowance09/01/87
  5. Grant04/26/88
  6. Expired11/15/94

The letters patent expired on 11/15/1994: 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: 02/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

METALURGICAS RUGERI MEC RUL LT [BR]

Inventors

M. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

18.8

02/28/1989

RPI 958

Anuidade - prazo legal encerrado

#18.2

11/29/1988

RPI 945

Concessão da patente

#16.1

04/26/1988

RPI 914

14.4

01/05/1988

RPI 898

Notificação para pagamento de retribuição

#13.1

12/29/1987

RPI 897

Deferimento

#9.1

09/01/1987

RPI 880

Retificação

#15.6

03/17/1987

RPI 856

15.4

12/09/1986

RPI 842

Solicitação de exame técnico

#4.1

10/29/1985

RPI 784

Publicação do pedido de patente

#3.1

07/17/1984

RPI 717

Pedido de patente depositado

#2.1

02/16/1983

RPI 643

Carta-patente expirada

#21.1

11/15/1994

RPI 1250

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