USPatent applicationPatented

Tile ventilator

Granted 15 May 2001

Current assignee: Lafarge Braas Research & Development Limited · originally LAFARGE

Law firm: Law firm · Log in to unlock

Attorney: Attorney · Log in to unlock

Inventors: Claire Pestell · Examiner: Mitchell Siegel · AU 2912 · TC 2900

Application· this page
110774
filed 13 Sep 1999
Publication
Not published
not published
Patent
US D442273
granted 15 May 2001

Life of the application

4 dated events
⤢ drag to zoom20002002200420062008201020122014201620182020ProsecutionOwnershipTerm & fees
ProsecutionOwnershipTerm & feeshover for detail · click to open

Description

1 parts
›FIG. 1 is a right hand upper perspective…

FIG. 1 is a right hand upper perspective view of an embodiment of the present invention.

FIG. 2 is a left hand upper perspective view of an embodiment of the present invention.

FIG. 3 is a left hand under-side perspective view of an embodiment of the present invention.

FIG. 4 is a right hand under-side perspective view of an embodiment of the present invention.

FIG. 5 is a front view of an embodiment of the present invention.

FIG. 6 is a rear view of an embodiment of the present invention.

FIG. 7 is a left hand side view of an embodiment of the present invention.

FIG. 8 is a right hand side view of an embodiment of the present invention.

FIG. 9 is an under-side view of an embodiment of the present invention; and,

FIG. 10 is a top-side view of an embodiment of the present invention.

the grant prints no section headings; every part label below is ours, taken from that part's own first words

Claims as granted

1 claim

Log in to read the claims of this application.

Log in to unlock

Classifications

1 codes
USPC · US Patent Classification
D23/393

Claim changes

Soon
Coming soonHow the claims changed between publication and grant

See which claims were amended, added or cancelled during examination, with every added and removed word marked.

AmendedAddedCancelledUnchanged

The published claims of this application are not paired with the granted ones in what we hold.

File wrapper

Pendency
1.7 y
610 days filing → grant
Office actions
0
on the grant's record
Examiner
Mitchell Siegel
art unit 2912 · TC 2900
Citations: 3 back · 0 forward

Documents

Log in to open the documents of this file: the application as filed, every office action and response, the notice of allowance.

Log in to unlock

Chain of title

⤢ drag to zoom20002002200420062008201020122014201620182020Owner 1
Titlehover for detail · click to open

See the full assignment history — every owner this patent has passed through, with recordation dates and reel/frame numbers.

Log in to unlock