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Official data from INPI

ESPAGIDOR PARA IRRIGACAO

ConcedidaUtility Model

Application data

Number

MU6100203

Type

Utility Model

Filing

02/10/1981

Publication

-

Progress at the INPI

  1. Filing02/10/81
  2. Publication
  3. Examination
  4. Allowance04/12/88
  5. Grant11/29/88
  6. Expired11/22/94

The letters patent expired on 11/22/1994: 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

A. R. (pessoa física)

Inventors

A. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

07/26/1988

RPI 927

Deferimento

#9.1

04/12/1988

RPI 912

Retificação

#15.6

12/29/1987

RPI 897

Alteração de numeração

#15.1

09/15/1987

RPI 882

15.8

03/04/1987

RPI 854

Exigência - art. 36 da LPI

#6.1

12/31/1985

RPI 793

Pedido de certificado de adição de invenção

#5.1

04/06/1982

RPI 598

Carta-patente expirada

#21.1

11/22/1994

RPI 1251

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