US3033968A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Precision temperature-regulated oven system and method of control
Assignee: JULIE RES LAB Inc
•
Filing: 1958-11-07
•
Granted: 1962-05-08
•
Expires: 1978-11-07
Abstract
No abstract record available.
Inventors
- 👤 Julie Loebe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:36
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0227; H05B1/0252; H05B1/0258; H05B1/0261; H05B1/0263
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1803282A
Cited
US1991276A
Cited
US1967185A
Cited
US2472612A
Cited
US2438345A
Cited
US2515294A
Cited
US2747069A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |