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Extract from the Register of European Patents

EP About this file: EP0668340

EP0668340 - An improved process for removing heavy metals, sulfur and chlorinated compounds from used oil to generate clear fuel oils or lube stock and soft and/or hard asphalt with no acid sludge problem [Right-click to bookmark this link]
StatusThe application is deemed to be withdrawn
Status updated on  23.03.2001
Database last updated on 11.09.2024
Most recent event   Tooltip23.03.2001Application deemed to be withdrawnpublished on 09.05.2001 [2001/19]
Applicant(s)For all designated states
Santos, Benjamin Sy
353 Edsa
Caloocan City / PH
[1995/34]
Inventor(s)01 / see applicant
...
[1995/34]
Representative(s)Matthews, Derek Peter
Dehns
St Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
[N/P]
Former [1995/34]Matthews, Derek Peter
Frank B. Dehn & Co. Imperial House 15-19 Kingsway
London WC2B 6UZ / GB
Application number, filing date94301206.221.02.1994
[1995/34]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP0668340
Date:23.08.1995
Language:EN
[1995/34]
Search report(s)(Supplementary) European search report - dispatched on:EP03.08.1994
ClassificationIPC:C10C3/02, C10C3/04, C10M175/00
[1995/34]
CPC:
C10M175/00 (EP); C10C3/02 (EP); C10C3/04 (EP)
Designated contracting statesAT,   BE,   CH,   DE,   DK,   ES,   FR,   GB,   GR,   IE,   IT,   LI,   LU,   MC,   NL,   PT,   SE [1995/34]
TitleGerman:Verbessertes Verfahren zur Entfernung von schweren Metallen, Schwefel und chlorierten Verbindungen aus Altölen und Regenerierung sauberer Brennstofföle oder Schmieröle und weicher und/oder festen Bitumen ohne Säureharzproblem[1995/34]
English:An improved process for removing heavy metals, sulfur and chlorinated compounds from used oil to generate clear fuel oils or lube stock and soft and/or hard asphalt with no acid sludge problem[1995/34]
French:Procédé amélioré pour l'élimination de métaux lourds, soufre et composés chlorés contenus dans une huile usagée afin de génerer des huiles combustibles ou des huiles lubrifiantes propres et du bitume mou et/ou dur sans problème de boues acides[1995/34]
Examination procedure07.10.1995Examination requested  [1995/49]
17.03.1998Despatch of a communication from the examining division (Time limit: M06)
28.09.1998Reply to a communication from the examining division
24.02.1999Despatch of a communication from the examining division (Time limit: M08)
04.11.1999Reply to a communication from the examining division
01.09.2000Application deemed to be withdrawn, date of legal effect  [2001/19]
26.09.2000Despatch of communication that the application is deemed to be withdrawn, reason: renewal fee not paid in time  [2001/19]
Fees paidRenewal fee
28.02.1996Renewal fee patent year 03
28.02.1997Renewal fee patent year 04
27.02.1998Renewal fee patent year 05
24.02.1999Renewal fee patent year 06
Penalty fee
Additional fee for renewal fee
29.02.200007   M06   Not yet paid
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Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Documents cited:Search[X]GB2267097  (BENJAMIN SY SANTOS) [X] 1-8,27,28 * the whole document *;
 [A]FR2259895  (INSTITUT FRANCAIS DU PETROLE) [A] 9-16,24-26,29-32 * page 4, line 10 - line 24 * * page 5; example 1 * * claims 1,4,10 *;
 [A]US3565791  (K. URQUHARDT) [A] 9-11,14,34,35 * column 1, line 25 - line 30 * * column 3, line 35 - line 38 *;
 [DA]US4029569  (H.D. IVEY) [DA] 9,10,24,25,34,35 * claims 1,2,4 *;
 [A]GB448009  (F.G. BAENDER) [A] * page 2, line 48 - line 52; claim 1 * * page 2, line 101 - line 102 * * page 5, line 130 *;
 [A]US4381992  (W.E. WOOD) [A] * column 4, line 59 - column 5, line 16 *;
 [A]GB1594879  (LIONEL BORENSTEIN)
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.