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Official data from INPI

PROCESSO PARA A OBTENCÃO DE UM AGENTE DE RETICULAÇÃO DE S-TRIAZINA, COMPOSIÇÃO TERMOFIXÁVEL POR RETICULAÇÃO, E, SUBSTRATO COM REVESTIMENTO CURADO

PublicadaInvention Patent

Application data

Number

PI8702508

Type

Invention Patent

Filing

05/15/1987

Publication

02/23/1988

Progress at the INPI

  1. Filing05/15/87
  2. Publication02/23/88
  3. Examination09/25/90
  4. Allowance07/18/95
  5. Grant02/27/96
  6. Expired07/29/08

The letters patent expired on 07/29/2008: 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: 02/23/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

American Cyanamid Company

US

See this company's full portfolio

Inventors

G. P. (pessoa física)

US

Technical data

Priority claims

US

864.622 · 05/16/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

02/23/1988

RPI 905

Pedido de patente depositado

#2.1

08/04/1987

RPI 876

Carta-patente expirada

#21.1

Patente extinta em 15/05/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

02/27/1996

RPI 1317

Notificação para pagamento de retribuição

#13.1

11/28/1995

RPI 1304

Deferimento

#9.1

07/18/1995

RPI 1285

Exigência - art. 36 da LPI

#6.1

07/13/1993

RPI 1180

Solicitação de exame técnico

#4.1

09/25/1990

RPI 1034

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