US3328014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Veneer furnace wall construction
Assignee: Individual
•
Filing: 1965-03-17
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Granted: 1967-06-27
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Expires: 1985-03-17
Abstract
No abstract record available.
Inventors
- 👤 Levi S Longenecker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:09
CPC Classifications
F; F27; F27D; F27D1/00; F27D1/02; F27D1/021; F27D1/022; C; C03; C03B; C03B5/00; C03B5/16; C03B5/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A REFRACTORY TILE LINING CONSTRUCTION FOR A MELTING FURNACE WHICH COMPRISES, AN ASSEMBLY OF TRANSVERSE REFRACTORY TILE ROWS WITH THE TILE OF EACH ROW HAVING OPPOSITE NARROW SIDE FACES IN AN INTERCONNECTING AND ALIGNED RELATION WITH EACH OTHER ALONG AN ASSOCIATED TILE ROW, TILE OF EACH ROW HAVING A PAIR OF OPPOSED WIDE SIDE FACES IN AN INTERCONNECTING RELATION WITH WIDE SIDE FACES OF TILE ADJACENT TILE ROWS, AT LEAST ONE TILE ROW HAVING A FORWARD GROUP OF VENEER TILE ALONG ITS INNER REACHES AND A BACKWARD GROUP OF BACK-UP TILE ALONG ITS OUTER REACHES IN AN ENDWISE-INTERCONNECTED RELATION WITH RESPECT TO
Claim 2
Dependent Claim
102 words
A REFRACTORY TILE LINING CONSTRUCTION FOR A MELTING FURNACE WHICH COMPRISES, AN ASSEMBLY OF TRANSVERSE REFRACTORY TILE ROWS WITH THE TILE OF EACH ROW HAVING OPPOSITE NARROW SIDE FACES IN AN INTERCONNECTING AND ALIGNED RELATION WITH EACH OTHER ALONG AN ASSOCIATED TILE ROW, TILE OF EACH ROW HAVING A PAIR OF OPPOSED WIDE SIDE FACES IN AN INTERCONNECTING RELATION WITH WIDE SIDE FACES OF TILE ADJACENT TILE ROWS, AT LEAST ONE TILE ROW HAVING A FORWARD GROUP OF VENEER TILE ALONG ITS INNER REACHES AND A BACKWARD GROUP OF BACK-UP TILE ALONG ITS OUTER REACHES IN AN ENDWISE-INTERCONNECTED RELATION WITH RESPECT TO
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-26 | 1970-12-26 | 1971-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-26 | 1974-12-26 | 1975-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-26 | 1978-12-26 | 1979-06-27 | $7700.00 | Window Closed / Lapsed |