The Bilco Company

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
E04B GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS 344
 
  
 
E05F DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING336
 
  
 
E02D FOUNDATIONS; EXCAVATIONS; EMBANKMENTS 221
 
  
 
E04D ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS 225
 
  
 
E05B LOCKS; ACCESSORIES THEREFOR; HANDCUFFS248
 
  
 
E05C BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS 234
 
  
 
E06B FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES, OR LIKE ENCLOSURES, IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES 243
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM1156
 
  
 
E04F FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS 126

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9670671 Hatch with thermally broken frameFeb 13, 15Jun 06, 17[E06B, E04B, E04D]
8851790 Watertight hatchAug 29, 13Oct 07, 14[E06B, E02D]
7356968 Polymer composite basement doorDec 22, 03Apr 15, 08[E04B]
6931793 Roof scuttle safety railing systemFeb 06, 03Aug 23, 05[E02D]
6672020 Universal roof scuttleMar 15, 02Jan 06, 04[E04B]
6347818 Hold open arm assemblyJul 31, 00Feb 19, 02[E05C]
6041553 Anchorage system for a horizontal doorApr 08, 98Mar 28, 00[E06B]
6021606 Lifting mechanism for horizontal hinged doorsOct 01, 98Feb 08, 00[E05F]
5927012 Emergency release latch mechanism for smoke hatchJun 22, 98Jul 27, 99[E05B]
5657587 Floating accessible areaway systemSep 07, 95Aug 19, 97[E04F]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2005/0016,072 Horizontal door liftAbandonedAug 23, 04Jan 27, 05[E05F]
6799395 Horizontal door liftExpiredNov 07, 02Oct 05, 04[E05F]
6260305 Gasket system for a horizontal doorExpiredApr 08, 98Jul 17, 01[E06B]
5960596 Roofing mechanismExpiredJun 23, 98Oct 05, 99[E04D]
5554433 Fire rated floor door and control systemExpiredFeb 10, 95Sep 10, 96[B22B]
5205073 Counterbalanced door assembly with reduced initial closing forceExpiredOct 01, 92Apr 27, 93[E05F]
5136811 Torque rod counterbalanced door assemblyExpiredSep 07, 90Aug 11, 92[E05F]
5107640 Modular accessible areaway systemExpiredOct 26, 90Apr 28, 92[E04F]
5040269 Attachment mechanism with double lip lockExpiredMar 08, 90Aug 20, 91[E05D]
4941300 Roofing membrane to roof opening sealing system and hatchway employing sameExpiredApr 05, 89Jul 17, 90[E04D]
4876833 Accessible areaway systemExpiredMar 14, 89Oct 31, 89[E04F]
4873791 Torque rod operated counterbalancing hinge and door assemblyExpiredOct 27, 88Oct 17, 89[E05F]
4781008 Frane assembly for building openingExpiredFeb 16, 88Nov 01, 88[E04D]
4729453 Portable safety postExpiredApr 28, 87Mar 08, 88[E06C]
4688768 Extendable railingExpiredApr 14, 86Aug 25, 87[E04H]
4603517 Corner patch supportExpiredJan 18, 85Aug 05, 86[E04D]
4546855 Safety extension for a fixed ladder with an adjustable mountExpiredAug 09, 82Oct 15, 85[E06C]

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