US3297423A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drawing chamber for the continuous manufacturing of sheet glass
Assignee: DITE GLACES DE BOUSSOIS Ste
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Filing: 1963-09-16
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Granted: 1967-01-10
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Expires: 1983-09-16
Abstract
No abstract record available.
Inventors
- 👤 Prislan Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:16
CPC Classifications
C; C03; C03B; C03B15/00; C03B15/02; C03B15/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
IN AN INSTALLATION FOR THE VERTICAL DRAWING FROM A MOLTEN GLASS BOTH OF A SOFT GLASS RIBBON WHICH IS THEREAFTER HORIZONTALLY BENT, SAID INSTALLATION COMPRISING A GLASS MELTING TANK, A THERMAL CONDITIONING CHAMBER AND A DRAW POT, ARRANGED IN END TO END COMMUNICATING RELATIONSHIP AND DEFINED BY SEPARATING WALLS, SAID THERMAL CONDITIONING CHAMBER BEING POSITIONED BETWEEN SAID GLASS MELTING PARTLY UPWARDLY INCLINED TOWARDS SAID DRAW POT, SAID DRAW POT INCLUDING AN INCLINED SPOUT SECTION AND A DRAWING CHAMBER, SAID DRAWING CHAMBER BEING DEFINED BY TWO SPACED, PARALLEL, TRANSVERSELY EXTENDING COOLERS AND A HORIZONTAL FLOOR AND COMMUNICATING WITH THE THERMAL CONDITIONING CHAMBER THROUGH SAID INCLINED SPOUT SECTION, SAID INCLINED SPOUT SECTION HAVING AN INCLINED FLOOR LOCATED
Claim 2
Dependent Claim
115 words
IN AN INSTALLATION FOR THE VERTICAL DRAWING FROM A MOLTEN GLASS BOTH OF A SOFT GLASS RIBBON WHICH IS THEREAFTER HORIZONTALLY BENT, SAID INSTALLATION COMPRISING A GLASS MELTING TANK, A THERMAL CONDITIONING CHAMBER AND A DRAW POT, ARRANGED IN END TO END COMMUNICATING RELATIONSHIP AND DEFINED BY SEPARATING WALLS, SAID THERMAL CONDITIONING CHAMBER BEING POSITIONED BETWEEN SAID GLASS MELTING PARTLY UPWARDLY INCLINED TOWARDS SAID DRAW POT, SAID DRAW POT INCLUDING AN INCLINED SPOUT SECTION AND A DRAWING CHAMBER, SAID DRAWING CHAMBER BEING DEFINED BY TWO SPACED, PARALLEL, TRANSVERSELY EXTENDING COOLERS AND A HORIZONTAL FLOOR AND COMMUNICATING WITH THE THERMAL CONDITIONING CHAMBER THROUGH SAID INCLINED SPOUT SECTION, SAID INCLINED SPOUT SECTION HAVING AN INCLINED FLOOR LOCATED
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |