IP Library Granted Patent US 11,964,905
Granted Patent B2
US 11,964,905 · App. 17/716,536 · Granted Apr 23, 2024

Coated glazing

Inventor: Jean-Marc Sol (Thionville, FR)
Assignee: ACR II GLASS AMERICA INC.
C03C17/3655C03C27/10C03C2217/256C03C2217/948C03C2218/328
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Quick Facts
Patent No.
US 11,964,905
App. No.
17/716,536
Granted
Apr 23, 2024
Kind
B2
Abstract

A glazing includes a first substrate and a heatable coating formed on the first substrate, and the heatable coating includes at least one heatable layer and at least one deletion substantially enclosing a non-deleted portion of the heatable coating for increasing resistance against current flowing through the heatable coating.

Claims (30)

1. A glazing, comprising:

a first substrate; and

a heatable coating formed on the first substrate, the heatable coating including:

at least one heatable layer, and

at least one deletion,. the at least one deletion being an opening in the heatable coating to interrupt any electric current flowing through the heatable coating and, the at least one deletion at least substantially enclosing a non-deleted portion of the heatable coating;

wherein multiple busbars for supplying power to the heatable coating are positioned on the heatable coating and wherein the busbars are positioned on left and right sides of the glazing or top and bottom sides of the glazing, the multiple busbars being remote from the at least one deletion.

2. The glazing according to claim 1 , wherein the first substrate is a first glass substrate.

3. The glazing according to claim 2 , wherein the first glass substrate is laminated to a second glass substrate with an interlayer between the first glass substrate and the second glass substrate.

4. The glazing according to claim 1 , wherein the deletion extends in any of a rectangular shape, square shape, triangular shape, wedge-shape, circular shape, oval shape, U-shape, V-shape, or W-shape.

5. The glazing according to claim 1 , wherein the at least one deletion is in an area for a wiper park.

6. The glazing according to claim 1 , wherein the at least one deletion is in an area surrounding an information acquisition area.

7. The glazing according to claim 1 , wherein the at least one deletion is formed in an information acquisition area.

8. The glazing according to claim 1 , wherein the deletion is formed in a region at which black print is provided.

9. The glazing according to claim 1 , wherein the heatable layer includes silver.

10. The glazing according to claim 1 , wherein the heatable layer includes a transparent conductive oxide.

11. The glazing according to claim 1 , wherein the deletion extends in a parallel direction to a shortest line connection two busbars.

12. The glazing according to claim 1 , wherein the first substrate is a film substrate, wherein the film substrate is laminated between a first glass substrate and a second glass substrate.

13. The glazing according to claim 12 , wherein the film substrate is formed of polyethylene terephthalate.

14. A method of providing a glazing with a heatable coating, the method comprising:

providing a first substrate formed with a heatable coating thereon; and

deleting a heatable layer in the heatable coating to provide a deletion being an opening in the heatable coating to interrupt any electric current flowing through the heatable coating and, the at least one deletion at least substantially enclosing a non-deleted portion of the heatable coating

positioning multiple busbars for supplying power to the heatable coating on the heatable coating, wherein the busbars are positioned on left and right sides of the glazing or top and bottom sides of the glazing, the multiple busbars being remote from the opening.

15. The method according to claim 14 , wherein deleting the portion of the heatable layer comprises applying a laser to the heatable coating.

16. The method according to claim 14 , wherein the deletion extends in any of a rectangular shape, square shape, triangular shape, wedge-shape, circular shape, oval shape, U-shape, V-shape, or W-shape.

17. The method according to claim 14 , further comprising:

bending the first substrate with the heatable coating before the step of deleting; and

laminating the first substrate with a second substrate with an interlayer between the first and second substrates after the step of deleting.

18. The method according to claim 14 , further comprising:

bending the first substrate with the heatable coating before the step of deleting; and

laminating the first substrate with a second substrate with an interlayer between the first and second substrates after the step of bending.

Assignments (2)
CORRECTIVE ASSIGNMENT TO CORRECT THE THE CORRECT APPLICATION NUMBER SHOULD READ "16747739" NOT "29747739". PREVIOUSLY RECORDED AT REEL: 060982 FRAME: 0276. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT. Recorded Jan 12, 2023
From: CENTRAL GLASS CO., LTD.
To: ACR II GLASS AMERICA INC.
Reel/Frame 062387/0812 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 27, 2022
From: CENTRAL GLASS CO., LTD.
To: ACR II GLASS AMERICA INC.
Reel/Frame 060982/0276 →
Continuity (2)
Provisional Application 63172999 · Apr 9, 2021
Related Publication 20220324754A1 · Oct 13, 2022
Cited By (1)
US 12,378,155