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WALTHAM, MA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Process for increasing the yield in the manufacture of titanium dio...
Patent number
6,399,033
Issue date
Jun 4, 2002
Kronos, Inc.
Achim Hartmann
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process utilizing titanium dioxide as a catalyst for the hydrolysis...
Patent number
5,942,201
Issue date
Aug 24, 1999
Kronos, Inc.
Achim Hartmann
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Metal chloride generator and improved process for the production of...
Patent number
5,683,669
Issue date
Nov 4, 1997
Kronos Inc.
Achim Hartmann
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for preparing high solids content titanium dioxide suspensi...
Patent number
5,540,907
Issue date
Jul 30, 1996
Kronos, Inc.
Siegfried Blumel
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Process for the use of rutile promoter and control additives in the...
Patent number
5,536,487
Issue date
Jul 16, 1996
Kronos, Inc.
Achim Hartmann
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Electro-optic barcode reader
Patent number
5,471,043
Issue date
Nov 28, 1995
Kronos Incorporated
Herbert C. Knapp
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Subpigmentary titanium dioxide with improved photostability
Patent number
5,451,252
Issue date
Sep 19, 1995
Kronos Inc.
Lothar Elfenthal
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Process for the production of titanium dioxide
Patent number
5,409,679
Issue date
Apr 25, 1995
Kronos, Inc.
Achim Hartmann
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for purifying a technical iron chloride solution by selecti...
Patent number
5,407,650
Issue date
Apr 18, 1995
Kronos, Inc.
Achim Hartmann
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Manual-adjustment-free controlled-voltage and current-limited D.C....
Patent number
5,408,173
Issue date
Apr 18, 1995
Kronos Incorporated
Herbert C. Knapp
G05 - CONTROLLING REGULATING
Information
Patent Grant
Process for the production of disposable products from metal chlori...
Patent number
5,334,362
Issue date
Aug 2, 1994
Kronos, Inc.
Dieter Schinkitz
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Electro-optic barcode reader
Patent number
5,326,963
Issue date
Jul 5, 1994
Kronos Incorporated
Herbert C. Knapp
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Treatment of waste sulfuric acid by gypsum precipitation in a titan...
Patent number
5,298,169
Issue date
Mar 29, 1994
Kronos, Inc.
Roger Laferriere
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Separation of heavy metals from waste water of the titanium dioxide...
Patent number
5,282,977
Issue date
Feb 1, 1994
Kronos, Inc.
Dieter Schinkitz
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Production of purified iron chloride by a vacuum process in the man...
Patent number
5,248,497
Issue date
Sep 28, 1993
Kronos, Inc.
Achim Hartmann
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for the production of titanium dioxide
Patent number
5,196,181
Issue date
Mar 23, 1993
Kronos (U.S.A.), Inc.
Achim Hartmann
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Process for the removal of chlorine from off-gases
Patent number
5,073,355
Issue date
Dec 17, 1991
Kronos (U.S.A.), Inc.
Achim Hartmann
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of fixed-length binary encoding and decoding and apparatus f...
Patent number
4,818,969
Issue date
Apr 4, 1989
Kronos, Inc.
Lawrence J. Krakauer
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Method of and apparatus for automatic line identification for recor...
Patent number
4,567,357
Issue date
Jan 28, 1986
Kronos Incorporated
Vincent Fedele
G07 - CHECKING-DEVICES
Information
Patent Grant
Method of and apparatus for discriminating between various types of...
Patent number
4,524,266
Issue date
Jun 18, 1985
Kronos, Inc.
Lawrence Krakauer
G07 - CHECKING-DEVICES
Information
Patent Grant
Process and apparatus for time card preparation and utilization and...
Patent number
4,361,092
Issue date
Nov 30, 1982
Kronos, Incorporated
Lawrence J. Krakauer
G07 - CHECKING-DEVICES
Information
Patent Grant
Methods of and apparatus for time clock recording and computation a...
Patent number
4,270,043
Issue date
May 26, 1981
Kronos Inc.
Larry K. Baxter
G07 - CHECKING-DEVICES
Patents Applications
last 30 patents
Trademark
last 30 trademarks
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Trademark
86134789 - KRONITES
Serial number
86134789
Filing date
Dec 4, 2013
Kronos Incorporated
35 - Advertising
Information
Trademark
76493893 - VISIONWARE
Serial number
76493893
Registration number
2831559
Filing date
Feb 28, 2003
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
76347468 - KRONOS TOUCH ID
Serial number
76347468
Registration number
2735480
Filing date
Dec 11, 2001
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
76319186 - MY GENIES
Serial number
76319186
Registration number
2706362
Filing date
Sep 28, 2001
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
76319352 - WORKFORCE GENIE
Serial number
76319352
Registration number
2665962
Filing date
Sep 28, 2001
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75802179 - PRISM
Serial number
75802179
Filing date
Sep 17, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75783486 - WORKFORCE SCHEDULER
Serial number
75783486
Filing date
Aug 24, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75783499 - WORKFORCE DECISIONS
Serial number
75783499
Registration number
2632274
Filing date
Aug 24, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75778982 - WORKFORCE CENTRAL SUITE
Serial number
75778982
Filing date
Aug 19, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75753818 - WORKFORCE SMART SCHEDULER
Serial number
75753818
Filing date
Jun 29, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75739188 - WORKFORCE WEB
Serial number
75739188
Filing date
Jun 29, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75739192 - WORKFORCE MANAGER
Serial number
75739192
Filing date
Jun 29, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75751309 - WORKFORCE TELETIME
Serial number
75751309
Registration number
2621763
Filing date
Jun 29, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75739191 - WORKFORCE ACTIVITIES
Serial number
75739191
Filing date
Jun 29, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75751308 - WORKFORCE EXPRESS
Serial number
75751308
Registration number
2669533
Filing date
Jun 29, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75751312 - WORKFORCE TIMEKEEPER
Serial number
75751312
Filing date
Jun 29, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75739150 - WORKFORCE ACCRUALS
Serial number
75739150
Registration number
2625552
Filing date
Jun 29, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75739190 - WORKFORCE CENTRAL
Serial number
75739190
Registration number
2567915
Filing date
Jun 29, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75720989 - SHOPTRAC PRO
Serial number
75720989
Registration number
2399543
Filing date
Jun 3, 1999
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75325384 - COMMUNITY COMPUTER
Serial number
75325384
Filing date
Jul 16, 1997
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75265214 - MY. HOURS @ WORK
Serial number
75265214
Filing date
Mar 27, 1997
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75138816 - WEBTIME
Serial number
75138816
Filing date
Jul 23, 1996
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
75138713 - IMAGEKEEPER
Serial number
75138713
Registration number
2133343
Filing date
Jul 23, 1996
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74406967 - TIMEMAKER
Serial number
74406967
Registration number
1827346
Filing date
Jun 25, 1993
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74337126 - CARDSAVER
Serial number
74337126
Registration number
1815382
Filing date
Dec 4, 1992
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74326985 - THE SMART SCHEDULER
Serial number
74326985
Filing date
Oct 29, 1992
Kronos Incorporated
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74322821 - SOLUTION IN A BOX
Serial number
74322821
Registration number
1871831
Filing date
Oct 16, 1992
SHOPTRAC DATA COLLECTION SYSTEMS, INC.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74241353 - K
Serial number
74241353
Registration number
1767961
Filing date
Jan 29, 1992
KRONOS, INCORPORATED
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74222044 - GATEKEEPER
Serial number
74222044
Registration number
1935727
Filing date
Nov 15, 1991
KRONOS, INCORPORATED
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
74222610 - GATEKEEPER CENTRAL
Serial number
74222610
Registration number
1973823
Filing date
Nov 15, 1991
KRONOS, INCORPORATED
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments