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Legal status

Patent lapsed (non-payment of fees)

Bibliographic data
Indications of the International Patent Classification (IPC)
(51) INT.CL.: (2006.01) E01C 19/22
Patent
(11) Number of the document 2499
(13) Kind of document B
(21) Application number RP1386
(22) Date of filing the application 1993-09-30
(41) Date of publication of the application
(45) Date of publication of patent 1994-02-15
PCT application
(86) Number 1801150
Date 1991-03-12
Applicant
(71) Vilius BARTULIS, Fabijoniškių g. 21-71, 2029 Vilnius, LT
Inventors
(72) Vilius BARTULIS, LT
Armandas ŠALAŠEVIČIUS, LT
Grantee
(73) Vilius BARTULIS, Fabijoniškių g. 21-71, 2029 Vilnius, LT
Attorney or representative
(74)
Title
(54)
Last renewal fee
Payment date Validity (years) Amount
1995-03-29 4 52.00 LTL
Legal status
Patent lapsed (non-payment of fees)
Invalidation date 1995-09-30