US3103429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
kroger etal
Assignee: —
•
Filing: —
•
Granted: 1963-09-10
•
Expires: 1980-09-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:34
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/20; C03B23/24; C03B23/245
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
143 words
APPARATUS FOR PRODUCING DOUBLE GLASS GLAZING UNITS, COMPRISING MEANS FOR CARRYING A PAIR OF GLASS SHEETS SUPPORTED IN SPACED FACE-TO-FACE RELATION ALONG A DEFINITE PATH, HEATING MEANS FOR RAISING THE TEMPERATURE OF THE EDGE-PORTIONS OF THE GLASS SHEETS TO A POINT AT WHICH THEY CAN BE FUSED TO ONE ANOTHER, MEANS DISPOSED ALONG THE PATH OF MOVEMENT OF SAID SHEETS FOR ENGAGING THE HEATED EDGE PORTIONS AND PRESSING THEM TOGETHER INTO FUSION CONTACT WITH ONE ANOTHER TO FORM A SEALED EDGE WALL, AND A SECOND HEATING MEANS ALSO DISPOSED ALONG THE PATH OF TRAVEL OF SAID SHEETS FOR DIRECTING HEAT INTO THE INNER SURFACE OF THE NEWLY FORMED EDGE WALL SUBSTANTIALLY SIMULTANEOUSLY WITH ITS FORMATION, THERE BEING RELATIVE MOVEMENT OF SAID SECOND HEATING MEANS AND SAID GLASS SHEETS WITH RESPECT TO EACH OTHER TO POSITION SAID SECOND HEATING MEANS BETWEEN SAID GLASS SHEETS.
Claim 2
Dependent Claim
143 words
APPARATUS FOR PRODUCING DOUBLE GLASS GLAZING UNITS, COMPRISING MEANS FOR CARRYING A PAIR OF GLASS SHEETS SUPPORTED IN SPACED FACE-TO-FACE RELATION ALONG A DEFINITE PATH, HEATING MEANS FOR RAISING THE TEMPERATURE OF THE EDGE-PORTIONS OF THE GLASS SHEETS TO A POINT AT WHICH THEY CAN BE FUSED TO ONE ANOTHER, MEANS DISPOSED ALONG THE PATH OF MOVEMENT OF SAID SHEETS FOR ENGAGING THE HEATED EDGE PORTIONS AND PRESSING THEM TOGETHER INTO FUSION CONTACT WITH ONE ANOTHER TO FORM A SEALED EDGE WALL, AND A SECOND HEATING MEANS ALSO DISPOSED ALONG THE PATH OF TRAVEL OF SAID SHEETS FOR DIRECTING HEAT INTO THE INNER SURFACE OF THE NEWLY FORMED EDGE WALL SUBSTANTIALLY SIMULTANEOUSLY WITH ITS FORMATION, THERE BEING RELATIVE MOVEMENT OF SAID SECOND HEATING MEANS AND SAID GLASS SHEETS WITH RESPECT TO EACH OTHER TO POSITION SAID SECOND HEATING MEANS BETWEEN SAID GLASS SHEETS.
References Cited (Backward Citations)
US1912405A
Cited
US2116297A
Cited
US2648166A
Cited
GB790234A
Cited
US2968125A
Cited
FR1157357A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |