Patent US3472314A successfully refreshed from Google Patents.
US3472314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature control tube
Assignee: THERMO DYNAMICS Inc
•
Filing: 1967-07-26
•
Granted: 1969-10-14
•
Expires: 1987-07-26
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Balch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:49
CPC Classifications
F; F28; F28D; F28D15/00; F24; F24T; F24T10/00; F24T10/30; F24T10/40; Y; Y02; Y02E; Y02E10/00; Y02E10/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US308197A
Cited
US1913573A
Cited
GB500133A
Cited
US2461449A
Cited
FR948380A
Cited
FR1028617A
Cited
US2937009A
Cited
CH393386A
Cited
US3220470A
Cited
US3217791A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-13 | 1973-04-14 | 1973-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-13 | 1977-04-14 | 1977-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-13 | 1981-04-14 | 1981-10-14 | $7700.00 | Window Closed / Lapsed |