US2553365A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming wax slabs
Assignee: Sunoco Inc
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Filing: 1948-07-21
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Granted: 1951-05-15
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Expires: 1968-07-21
Abstract
No abstract record available.
Inventors
- 👤 Seymour W Ferris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:27
CPC Classifications
B; B29; B29C; B29C35/00; B29C35/16; B29C37/00; B29C37/0053; B29C41/00; B29C41/24; B29C41/34; B29C41/46; B29C67/00; B29C67/24; B29C67/241; C; C10; C10G; C10G73/00; C10G73/40; B29C2035/1616
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
THE PROCESS FOR THE MANUFACTURE OF WAX SHEETS CONSISTING IN CONTINUALLY DELIVERING A RIBBON OF MOLTEN WAX OF PREDETERMINED WIDTH AND THICKNESS ONTO AND IN DIRECT CONTACT WITH THE SURFACE OF A FLOWING STREAM OF NON-MISCIBLE LIQUID COOLANT OF SUBSTANTIALLY GREATER WIDTH THAN THAT OF THE RIBBON OF MOLTEN WAX AND OF A DEPTH SUFFICIENTLY GREAT TO PREVENT THE WAX RIBBON, IN ITS PARTIAL SUBMERGENCE, FROM SINKING TO THE BOTTOM OF THE LIQUID COOLANT STREAM, SAID MOLTEN WAX RIBBON MOVING IN THE SAME DIRECTION AND AT THE SAME RATE AS THE STREAM OF LIQUID COOLANT, AND MAINTAINING THE TEMPERATURE OF THE NONMISCIBLE LIQUID SUFFICIENTLY BELOW THAT OF THE MOLTEN WAX TO EFFECT COOLING AND SOLIDIFICATION INTO A SMOOTH, UNRIPPLED SHEET BEFORE PASSING OUT OF CONTACT WITH THE FLOWING LIQUID COOLANT STREAM.
Claim 2
Dependent Claim
131 words
THE PROCESS FOR THE MANUFACTURE OF WAX SHEETS CONSISTING IN CONTINUALLY DELIVERING A RIBBON OF MOLTEN WAX OF PREDETERMINED WIDTH AND THICKNESS ONTO AND IN DIRECT CONTACT WITH THE SURFACE OF A FLOWING STREAM OF NON-MISCIBLE LIQUID COOLANT OF SUBSTANTIALLY GREATER WIDTH THAN THAT OF THE RIBBON OF MOLTEN WAX AND OF A DEPTH SUFFICIENTLY GREAT TO PREVENT THE WAX RIBBON, IN ITS PARTIAL SUBMERGENCE, FROM SINKING TO THE BOTTOM OF THE LIQUID COOLANT STREAM, SAID MOLTEN WAX RIBBON MOVING IN THE SAME DIRECTION AND AT THE SAME RATE AS THE STREAM OF LIQUID COOLANT, AND MAINTAINING THE TEMPERATURE OF THE NONMISCIBLE LIQUID SUFFICIENTLY BELOW THAT OF THE MOLTEN WAX TO EFFECT COOLING AND SOLIDIFICATION INTO A SMOOTH, UNRIPPLED SHEET BEFORE PASSING OUT OF CONTACT WITH THE FLOWING LIQUID COOLANT STREAM.
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) | 1954-05-14 | 1954-11-13 | 1955-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-14 | 1958-11-13 | 1959-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-14 | 1962-11-13 | 1963-05-15 | $7700.00 | Window Closed / Lapsed |