Official data from INPI

MISTURA OU 'COMPOST' DE CALCIO,PROCESSO PARA SUA PREPARACAO E APARELHAGEM

Em AnáliseInvention Patent

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Application data

Number

PI7903386

Type

Invention Patent

Filing

05/30/1979

Publication

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Progress at the INPI

Filing05/30/79
Publication
Examination09/14/82
Allowance09/04/84
Grant03/26/85
Expired07/26/94

The letters patent expired on 07/26/1994: 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: 08/26/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. N. (pessoa física)

Inventors

T. N. (pessoa física)

Technical data

IPC Classification

C05G 1/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

08/26/1986

RPI 827

Concessão da patente

#16.1

03/26/1985

RPI 753

Deferimento

#9.1

09/04/1984

RPI 724

Exigência - art. 36 da LPI

#6.1

01/31/1984

RPI 693

Solicitação de exame técnico

#4.1

09/14/1982

RPI 621

Carta-patente expirada

#21.1

07/26/1994

RPI 1234

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