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Official data from INPI

COMPOSIÇÕES DETERGENTES CONTENDO SULFATO DE ALQUILA E AMIDA DE ÁCIDOS GRAXO POLIHIDRÓXI, COMPOSICÕES DETERGENTE LÍQUIDAS E PARTÍCULAS DETERSIVAS

Arquivada/ExtintaInvention PatentPCT · US1991007025
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Application data

Number

PI9106906

Type

Invention Patent

Filing

09/25/1991

Publication

07/20/1993

PCT

US1991007025
View on INPI

Progress at the INPI

  1. Filing09/25/91
  2. Publication07/20/93
  3. Examination05/31/94
  4. Allowance10/05/99
  5. Grant04/18/00
  6. Expired06/18/13

The letters patent expired on 06/18/2013: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 06/18/2013. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

The Procter & Gamble Company

US

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Inventors

B. M. (pessoa física)

US

M. M. (pessoa física)

US

S. M. (pessoa física)

US

Technical data

IPC Classification

C11D 1/52C11D 1/65C11D 1/86C11D 3/16

Priority claims

US

590613 · 09/28/1990

US

737935 · 07/29/1991

US

756008 · 09/06/1991

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

Patente extinte em 25/09/2011

06/18/2013

RPI 2215

Concessão da patente

#16.1

04/18/2000

RPI 1528

Deferimento

#9.1

10/05/1999

RPI 1500

Exigência - art. 36 da LPI

#6.1

05/11/1999

RPI 1479

Exigência - art. 36 da LPI

#6.1

11/24/1998

RPI 1455

15.9

05/31/1994

RPI 1226

Solicitação de exame técnico

#4.1

05/31/1994

RPI 1226

Retificação da notificação da fase nacional - PCT

#1.3.1

10/05/1993

RPI 1192

Notificação de entrada na fase nacional - PCT

#1.3

07/20/1993

RPI 1181

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