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Official data from INPI

BOMBA HELICOIDAL DE ALTA VAZÃO.

ConcedidaUtility Model

Application data

Number

MU6101651

Type

Utility Model

Filing

11/13/1981

Publication

04/06/1982

Progress at the INPI

  1. Filing11/13/81
  2. Publication04/06/82
  3. Examination06/22/82
  4. Allowance02/04/86
  5. Grant12/30/86
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 12/30/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Irmãos Geremia Ltda

RS, BR

Inventors

E. B. (pessoa física)

Technical data

IPC Classification

No IPC classification.

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/30/1986

RPI 845

14.7

07/29/1986

RPI 823

Notificação para pagamento de retribuição

#13.1

06/24/1986

RPI 818

Deferimento

#9.1

02/04/1986

RPI 798

8.1

11/05/1985

RPI 785

Exigência - art. 36 da LPI

#6.1

10/30/1984

RPI 732

Solicitação de exame técnico

#4.1

06/22/1982

RPI 609

Publicação antecipada

#3.2

04/06/1982

RPI 598

Pedido de patente depositado

#2.1

12/29/1981

RPI 584

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

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