BR9204583A - Electronic level variation meter - Google Patents

Electronic level variation meter

Info

Publication number: BR9204583A
Authority: BR; Brazil
Prior art keywords: level variation; electronic level; variation meter; meter; electronic
Prior art date: 1992-11-19

Application number

BR9204583A

Other languages

Portuguese (pt)

Inventor

Klaus Stefan Lehmann

Original Assignee

Klaus Stefan Lehmann

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1992-11-19

Filing date

1992-11-19

Publication date

1994-05-24

1992-11-19 Application filed by Klaus Stefan Lehmann filed Critical Klaus Stefan Lehmann

1992-11-19 Priority to BR9204583A priority Critical patent/BR9204583A/en

1994-05-24 Publication of BR9204583A publication Critical patent/BR9204583A/en

Links

BR9204583A 1992-11-19 1992-11-19 Electronic level variation meter BR9204583A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
BR9204583A BR9204583A (en)	1992-11-19	1992-11-19	Electronic level variation meter

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
BR9204583A BR9204583A (en)	1992-11-19	1992-11-19	Electronic level variation meter

Publications (1)

Publication Number	Publication Date
BR9204583A true BR9204583A (en)	1994-05-24

Family

ID=4055309

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9204583A BR9204583A (en)	1992-11-19	1992-11-19	Electronic level variation meter

Country Status (1)

Country	Link
BR (1)	BR9204583A (en)

1992
- 1992-11-19 BR BR9204583A patent/BR9204583A/en not_active IP Right Cessation

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Legal Events

Date	Code	Title	Description
1996-11-19	EE	Request for examination
1997-11-11	FB36	Technical and formal requirements: requirement - article 36 of industrial property law
1998-12-29	FF	Decision: granting
1999-07-27	FG9A	Patent or certificate of addition granted
2012-01-03	B24B	Patent annual fee: requirement for complementing annual fee	Free format text: REFERENTE AS ANUIDADE(S) 10A(GUIA 300227841319 DE 24/01/02), 16A(GUIA 220803274090 DE 16/06/08), 17A(GUIA 220902722350 DE 29/04/09), 18A(GUIA 221002524878 DE 10/05/10) E 19A(GUIA 221106337900 DE 01/07/11).
2013-07-02	B21A	Expiry acc. art. 78, item i of ipl- expiry of the term of protection	Free format text: PATENTE EXTINTA EM 19/11/2012