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Official data from INPI

PROCESSO PARA A OBTENÇÃO DE 1,1,1-TRIFLÚOR-2-CLOROETANO

Arquivada/ExtintaInvention Patent

Application data

Number

PI9003360

Type

Invention Patent

Filing

07/13/1990

Publication

08/27/1991

Progress at the INPI

  1. Filing07/13/90
  2. Publication08/27/91
  3. Examination09/21/93
  4. Allowance07/28/98
  5. Grant12/29/98
  6. Expired01/22/13

The letters patent expired on 01/22/2013: 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: 01/22/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

Solvay (Société Anonyme)

BE

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Inventors

G. S. (pessoa física)

DE

T. M. (pessoa física)

DE

W. W. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 39 23 256.5 · 07/14/1989

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinta em 13/07/2010

01/22/2013

RPI 2194

Concessão da patente

#16.1

12/29/1998

RPI 1460

Transferência deferida

#25.1

Transferido de: Hoechst Aktiengesellschaft

09/01/1998

RPI 1445

6.9

Ref. RPI 1425 de 14/04/1998.

07/28/1998

RPI 1440

Deferimento

#9.1

07/28/1998

RPI 1440

Exigência - art. 36 da LPI

#6.1

04/14/1998

RPI 1425

Exigência - art. 36 da LPI

#6.1

02/12/1997

RPI 1367

Solicitação de exame técnico

#4.1

09/21/1993

RPI 1190

Publicação do pedido de patente

#3.1

08/27/1991

RPI 1082

Pedido de patente depositado

#2.1

01/15/1991

RPI 1050

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