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Tamas T. Frech
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Sun City, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Pivotal bone anchor assembly with snap-in-place pre-lock friction f...
Patent number
11,819,248
Issue date
Nov 21, 2023
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Bottom loaded bone screw assembly with direct pivotal engagement be...
Patent number
11,389,207
Issue date
Jul 19, 2022
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pivotal bone anchor assembly with snap-in-place bushing above a sha...
Patent number
11,039,861
Issue date
Jun 22, 2021
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pivotal bone anchor assembly with snap-in-place bushing having resi...
Patent number
10,751,093
Issue date
Aug 25, 2020
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Variable angle spinal screw assembly with press fitment bushing
Patent number
10,617,448
Issue date
Apr 14, 2020
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Spinal screw assembly with snap-in-place bushing above a shank head...
Patent number
10,595,905
Issue date
Mar 24, 2020
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Spinal screw assembly with pressure bushing for pre-lock friction fit
Patent number
10,595,906
Issue date
Mar 24, 2020
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Top and bottom loadable bone screw assembly with direct pivotal eng...
Patent number
10,588,667
Issue date
Mar 17, 2020
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pivotal bone anchor assembly with biased bushing for pre-lock frict...
Patent number
10,537,365
Issue date
Jan 21, 2020
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pivotal bone anchor assembly with snap-in-place bushing for pre-loc...
Patent number
10,537,366
Issue date
Jan 21, 2020
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Variable angle bone anchor assembly having biased bushing press fit...
Patent number
10,524,840
Issue date
Jan 7, 2020
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Pivotal bone anchor assembly with biased bushing for pre-lock frict...
Patent number
10,349,983
Issue date
Jul 16, 2019
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Variable angle spinal screw assembly
Patent number
8,636,775
Issue date
Jan 28, 2014
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Variable angle spinal screw assembly
Patent number
8,298,265
Issue date
Oct 30, 2012
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Variable angle spinal screw assembly
Patent number
7,377,923
Issue date
May 27, 2008
AlphaTec Spine, Inc.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF ASSEMBLING A PIVOTAL BONE ANCHOR ASSEMBLY WITH SNAP-IN-PL...
Publication number
20230346432
Publication date
Nov 2, 2023
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PIVOTAL BONE ANCHOR ASSEMBLY WITH SNAP-IN-PLACE PRE-LOCK FRICTION F...
Publication number
20220296281
Publication date
Sep 22, 2022
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
BOTTOM LOADED BONE SCREW ASSEMBLY WITH DIRECT PIVOTAL ENGAGEMENT BE...
Publication number
20210307789
Publication date
Oct 7, 2021
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PIVOTAL BONE ANCHOR ASSEMBLY WITH SNAP-IN-PLACE BUSHING ABOVE A SHA...
Publication number
20200375631
Publication date
Dec 3, 2020
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SPINAL SCREW ASSEMBLY WITH PRESSURE BUSHING FOR PRE-LOCK FRICTION FIT
Publication number
20200022736
Publication date
Jan 23, 2020
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
VARIABLE ANGLE SPINAL SCREW ASSEMBLY WITH PRESS FITMENT BUSHING
Publication number
20200022737
Publication date
Jan 23, 2020
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PIVOTAL BONE ANCHOR ASSEMBLY WITH SNAP-IN-PLACE BUSHING HAVING RESI...
Publication number
20190336176
Publication date
Nov 7, 2019
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
BONE SCREW ASSEMBLY WITH DIRECT PIVOTAL ENGAGEMENT BETWEEN SHANK HE...
Publication number
20190239929
Publication date
Aug 8, 2019
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
SPINAL SCREW ASSEMBLY WITH SNAP-IN-PLACE BUSHING ABOVE A SHANK HEAD...
Publication number
20190239930
Publication date
Aug 8, 2019
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
VARIABLE ANGLE BONE ANCHOR ASSEMBLY HAVING BIASED BUSHING PRESS FI...
Publication number
20190223919
Publication date
Jul 25, 2019
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PIVOTAL BONE ANCHOR ASSEMBLY WITH SNAP-IN-PLACE BUSHING FOR PRE-LOC...
Publication number
20190223921
Publication date
Jul 25, 2019
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PIVOTAL BONE ANCHOR ASSEMBLY WITH BIASED BUSHING FOR PRE-LOCK FRICT...
Publication number
20190223920
Publication date
Jul 25, 2019
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PIVOTAL BONE ANCHOR ASSEMBLY WITH SNAP-IN-PLACE BIASING BUSHING FOR...
Publication number
20190133646
Publication date
May 9, 2019
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
VARIABLE ANGLE SPINAL SCREW ASSEMBLY
Publication number
20140142635
Publication date
May 22, 2014
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Variable angle spinal screw assembly
Publication number
20120303066
Publication date
Nov 29, 2012
ALPHATEC SPINE, INC.
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Variable angle spinal screw assembly
Publication number
20080243189
Publication date
Oct 2, 2008
Alphatec Spine, Inc.,
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Variable angle spinal screw assembly
Publication number
20040236330
Publication date
Nov 25, 2004
Thomas Purcell
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE