Patent US2699489A successfully refreshed from Google Patents.
US2699489A
Expired / Lapsed
US
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Heating receptacle with temperaturecontrol means therefor
Assignee: Technicon International Ltd
•
Filing: 1950-10-05
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Granted: 1955-01-11
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Expires: 1970-10-05
Abstract
No abstract record available.
Inventors
- 👤 Gorham George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 14:46
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/275; G05D23/27535; G05D23/2754; Y; Y10; Y10S; Y10S236/00; Y10S236/12
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-10 | 1958-07-12 | 1959-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-10 | 1962-07-12 | 1963-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-10 | 1966-07-12 | 1967-01-11 | $7700.00 | Window Closed / Lapsed |