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Official data from INPI

INSTRUMENTO DE AGRIMENSURA HOMOGRADUAL DE 3 DIMENSÕES, VERTICAL E HORIZONTAL, MULTIANGULAR.

Prazo de SigiloInvention Patent

Application data

Number

PI8803508

Type

Invention Patent

Filing

07/12/1988

Publication

03/06/1990

Progress at the INPI

  1. Filing07/12/88
  2. Publication03/06/90
  3. Examination02/25/92
  4. Allowance11/16/93
  5. Grant06/28/94
  6. Expired09/02/08

The letters patent expired on 09/02/2008: 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: 12/20/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. L. (pessoa física)

CN

Inventors

C. L. (pessoa física)

CN

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de patente depositado

#2.1

12/20/1988

RPI 948

Carta-patente expirada

#21.1

Patente extinta em 12/07/2003

09/02/2008

RPI 1965

Concessão da patente

#16.1

06/28/1994

RPI 1230

Notificação para pagamento de retribuição

#13.1

03/29/1994

RPI 1217

Notificação para pagamento de retribuição

#13.1

03/22/1994

RPI 1216

Deferimento

#9.1

11/16/1993

RPI 1198

Solicitação de exame técnico

#4.1

02/25/1992

RPI 1108

Publicação do pedido de patente

#3.1

03/06/1990

RPI 1008

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