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Reliable Security Systems, Inc.
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Cockeysville, MD, US
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic emergency exit door lock with time delay
Patent number
4,720,128
Issue date
Jan 19, 1988
Reliable Security Systems, Inc.
Emanuel L. Logan
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Magnetic door lock with time delay option
Patent number
4,703,962
Issue date
Nov 3, 1987
Reliable Security Systems, Inc.
Michael A. Kelly
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Magnetic emergency exit door lock with time delay
Patent number
4,652,028
Issue date
Mar 24, 1987
Reliable Security Systems, Inc.
Emanuel L. Logan
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Door latch mechanism
Patent number
4,613,176
Issue date
Sep 23, 1986
Reliable Security Systems, Inc.
Michael A. Kelly
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Point-of-egress control device for safely securing emergency exit d...
Patent number
4,540,208
Issue date
Sep 10, 1985
Reliable Security Systems, Inc.
Emanual L. Logan
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Emergency exit door latch with hydraulic and electronic delay
Patent number
4,470,625
Issue date
Sep 11, 1984
Reliable Security Systems
James W. Walsh
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Apparatus for delaying opening of doors
Patent number
4,354,699
Issue date
Oct 19, 1982
Reliable Security Systems, Inc.
Emanuel L. Logan
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Emergency exit door latching and locking apparatus
Patent number
4,351,552
Issue date
Sep 28, 1982
Reliable Security Systems, Inc.
Roy E. VanDerLinden
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Exterior operating arrangement for emergency exit doors with delaye...
Patent number
4,344,647
Issue date
Aug 17, 1982
Reliable Security Systems, Inc.
Roy E. Van Der Linden
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Emergency exit door latch with panic bar
Patent number
D264932
Issue date
Jun 15, 1982
Reliable Security Systems
Joseph T. Miller
D08 - Tools and hardware
Information
Patent Grant
Timing apparatus for delaying opening of doors
Patent number
4,328,985
Issue date
May 11, 1982
Reliable Security Systems, Inc.
Emanuel L. Logan
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information
Patent Grant
Timing apparatus for delaying opening of doors
Patent number
4,314,722
Issue date
Feb 9, 1982
Reliable Security Systems, Inc.
Emanuel L. Logan
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73581383 - DOORMAG
Serial number
73581383
Registration number
1410230
Filing date
Feb 5, 1986
Reliable Security Systems, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73350093
Serial number
73350093
Registration number
1248209
Filing date
Feb 12, 1982
Reliable Security Systems, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73344504 - SRS
Serial number
73344504
Registration number
1221521
Filing date
Jan 5, 1982
Reliable Security Systems, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73344505 - DOORGUARD
Serial number
73344505
Registration number
1253367
Filing date
Jan 5, 1982
Reliable Security Systems, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73344501 - DOORGUARD
Serial number
73344501
Registration number
1253365
Filing date
Jan 5, 1982
Reliable Security Systems, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information
Trademark
73344503 - DOORGUARD
Serial number
73344503
Registration number
1253366
Filing date
Jan 5, 1982
Reliable Security Systems, Inc.
9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments