US3117345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for heating molds
Assignee: AT&T Inc
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Filing: 1961-12-08
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Granted: 1964-01-14
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Expires: 1981-12-08
Abstract
No abstract record available.
Inventors
- 👤 Hobart T Campbell
- 👤 Jack J Monahan
- 👤 Joseph A Roeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:31
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/02; B29C33/34; B29C33/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
97 words
AN APPARATUS FOR HEATING SECTIONAL MOLDS HAVING ALIGNED FACES, MOVED BY A TURRET BETWEEN INTERVALS OF REST INTO AND OUT OF A HEATING STATION AND HAVING LOCKS MOVABLE TO LOCK THE SECTIONS OF THE MOLDS CLOSED AND FREE THE SECTIONS OF THE MOLDS TO OPEN, THE APPARATUS COMPRISING: A SUPPORT MOUNTED AT A FIXED POSITION ADJACENT THE HEATING STATION, A CARRIAGE MOVABLY MOUNTED ON THE SUPPORT, A HEATING UNIT SUPPORTED BY THE CARRIAGE AND HAVING A HEATING ELEMENT WITH A FACE NORMALLY POSITIONED TO ENGAGE THE ALIGNED FACES OF THE SECTIONS OF SUCCESSIVE MOLDS AND HEAT THEM,
Claim 2
Independent Claim
97 words
AN APPARATUS FOR HEATING SECTIONAL MOLDS HAVING ALIGNED FACES, MOVED BY A TURRET BETWEEN INTERVALS OF REST INTO AND OUT OF A HEATING STATION AND HAVING LOCKS MOVABLE TO LOCK THE SECTIONS OF THE MOLDS CLOSED AND FREE THE SECTIONS OF THE MOLDS TO OPEN, THE APPARATUS COMPRISING: A SUPPORT MOUNTED AT A FIXED POSITION ADJACENT THE HEATING STATION, A CARRIAGE MOVABLY MOUNTED ON THE SUPPORT, A HEATING UNIT SUPPORTED BY THE CARRIAGE AND HAVING A HEATING ELEMENT WITH A FACE NORMALLY POSITIONED TO ENGAGE THE ALIGNED FACES OF THE SECTIONS OF SUCCESSIVE MOLDS AND HEAT THEM,
References Cited (Backward Citations)
US2581977A
Cited
US2751965A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-13 | 1967-07-15 | 1968-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-13 | 1971-07-15 | 1972-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-13 | 1975-07-15 | 1976-01-14 | $7700.00 | Window Closed / Lapsed |