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Official data from INPI

PI9917679

Arquivada/ExtintaInvention PatentPCT · US1999019717

Application data

Number

PI9917679

Type

Invention Patent

Filing

08/31/1999

Publication

-

PCT

US1999019717

Progress at the INPI

  1. Filing08/31/99
  2. Publication
  3. Examination
  4. Allowance03/09/11
  5. Grant02/22/12
  6. Expired05/03/22

The letters patent expired on 05/03/2022: 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: 05/03/2022. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

J. S. (pessoa física)

US

SPECIALTY FERTILIZER PRODUCTS, LLC

US

Inventors

J. S. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

09/162,013 · 09/28/1998

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Carta-patente expirada

#21.1

PATENTE EXTINTA EM 22.02.2022

05/03/2022

RPI 2678

Transferência deferida

#25.1

08/06/2013

RPI 2222

Concessão da patente

#16.1

02/22/2012

RPI 2146

Deferimento

#9.1

03/09/2011

RPI 2096

Notificação de pedido dividido

#2.4

Notificação da entrada da Fase Nacional (1.3):RPI 1594 (24/07/2001); Conhecimento do parecer técnico (7.1): RPI 1929 (26/12/2007)

11/09/2010

RPI 2079

Conhecimento de parecer técnico

#7.1

12/26/2007

RPI 1929

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