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Official data from INPI

TUBO FLEXIVEL

Em AnáliseUtility Model

Application data

Number

MU6701377

Type

Utility Model

Filing

06/26/1987

Publication

11/10/1987

Progress at the INPI

  1. Filing06/26/87
  2. Publication11/10/87
  3. Examination12/29/87
  4. Allowance03/23/93
  5. Grant08/31/93
  6. Expired09/18/01

The letters patent expired on 09/18/2001: 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: 12/29/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. K. (pessoa física)

JP

See this company's full portfolio

Inventors

S. K. (pessoa física)

JP

Technical data

IPC Classification

Priority claims

JP

61199495 · 12/26/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

12/29/1987

RPI 897

Publicação antecipada

#3.2

11/10/1987

RPI 890

Pedido de patente depositado

#2.1

11/03/1987

RPI 889

Carta-patente expirada

#21.1

Patente extinta em 26/06/97 conforme disposto no artigo 24 da Lei 5772/71 (CPI).

09/18/2001

RPI 1602

Concessão da patente

#16.1

08/31/1993

RPI 1187

Notificação para pagamento de retribuição

#13.1

07/13/1993

RPI 1180

Deferimento

#9.1

03/23/1993

RPI 1164

Exigência - art. 36 da LPI

#6.1

06/23/1992

RPI 1125

15.18

12/11/1990

RPI 1045

Retificação

#15.3

10/16/1990

RPI 1037

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