US3293343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making glare-reducing laminated glazing units
Assignee: Libbey Owens Ford Glass Co
•
Filing: 1963-05-20
•
Granted: 1966-12-20
•
Expires: 1983-05-20
Abstract
No abstract record available.
Inventors
- 👤 Paul T Mattimoe
- 👤 Harry E Conner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:16
CPC Classifications
B; B32; B32B; B32B17/00; B32B17/06; B32B17/10; B32B17/10005; B32B17/10009; B32B17/10036; B32B17/10807; B32B17/10981; B60; B60J; B60J1/00; B60J1/02; B60J3/00; B60J3/007; B60J3/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
A METHOD OF PERFORMING A GENERALLY RECTANGULAR THERMOPLASTIC INTERLAYER FOR USE IN A CURVED LAMINATED GLASS UNIT, SAID PLASTIC INTERLAYER HAVING SPACED RECTILINEAR GLAREREDUCING BANDS EXTENDING ALONG AND PARALLEL TO A FIRST PAIR OF OPPOSITE EDGES THEREOF, COMPRISING SUPPORTING SAID INTERLAYER SUBSTANTIALLY IN A PLANE BY ENGAGING A SECOND PAIR OF OPPOSITE EDG3S, APPLYING TRACTIVE FORCES TO ONE EDGE OF SAID FIRST PAIR OF OPPOSITE EDGES IN A DIRECTION PERPENDICULAR TO SAID EDGE AND IN THE PLANE OF THE INTERLAYER, HEATING SAID INTERLAYER WHILE APPLYING SAID TRACTIVE FORCES TO CAUSE SAID INTERLAYER INCLUDING SAID FIRST PAIR OF OPPOSITE EDGES THEREOF TO BE DEFLWCTED INTERMEDIATE SAID SECOND PAIR OF ENGAGED EDGES IN THE DIRECTION OF SAID FORCES AND SAID FIRST PAIR OF EDGES TO BECOME CURVED, AND ARRESTING THE DEFLECTION OF A PORTION OF THE OTHER OF SAID FIRST PAIR OF OPPOSITE EDGES CENTRALLY THEREOF WHILE CONTAINUING TO APPLY SAID TRANSCTIVE FORCES TO SAID ONE EDGE OF SAID FIRST PAIR.
Claim 2
Independent Claim
159 words
A METHOD OF PERFORMING A GENERALLY RECTANGULAR THERMOPLASTIC INTERLAYER FOR USE IN A CURVED LAMINATED GLASS UNIT, SAID PLASTIC INTERLAYER HAVING SPACED RECTILINEAR GLAREREDUCING BANDS EXTENDING ALONG AND PARALLEL TO A FIRST PAIR OF OPPOSITE EDGES THEREOF, COMPRISING SUPPORTING SAID INTERLAYER SUBSTANTIALLY IN A PLANE BY ENGAGING A SECOND PAIR OF OPPOSITE EDG3S, APPLYING TRACTIVE FORCES TO ONE EDGE OF SAID FIRST PAIR OF OPPOSITE EDGES IN A DIRECTION PERPENDICULAR TO SAID EDGE AND IN THE PLANE OF THE INTERLAYER, HEATING SAID INTERLAYER WHILE APPLYING SAID TRACTIVE FORCES TO CAUSE SAID INTERLAYER INCLUDING SAID FIRST PAIR OF OPPOSITE EDGES THEREOF TO BE DEFLWCTED INTERMEDIATE SAID SECOND PAIR OF ENGAGED EDGES IN THE DIRECTION OF SAID FORCES AND SAID FIRST PAIR OF EDGES TO BECOME CURVED, AND ARRESTING THE DEFLECTION OF A PORTION OF THE OTHER OF SAID FIRST PAIR OF OPPOSITE EDGES CENTRALLY THEREOF WHILE CONTAINUING TO APPLY SAID TRANSCTIVE FORCES TO SAID ONE EDGE OF SAID FIRST PAIR.
References Cited (Backward Citations)
US2451794A
Cited
US2593525A
Cited
US2885732A
Cited
US2892217A
Cited
US2817117A
Cited
US2924485A
Cited
US2934790A
Cited
US2968064A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |