US2353615A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of heating goods
Assignee: BUFFALO ELECTRO CHEM CO
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Filing: 1941-03-27
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Granted: 1944-07-11
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Expires: 1961-03-27
Abstract
No abstract record available.
Inventors
- 👤 Hans O Kauffmann
- 👤 Edward S Shanley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:56
CPC Classifications
D; D06; D06M; D06M11/00; D06M11/80; D06M11/82; C; C10; C10B; C10B21/00; C10B21/10; C10B21/14; C10B5/00; C10B5/10; C10B5/12; D06B; D06B17/00; D06B17/02; D06L; D06L1/00; D06L1/12; D06L1/18; D06M11/01; D06M11/05; D06B3/00; D06B3/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1947-07-11 | 1948-01-10 | 1948-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-07-11 | 1952-01-10 | 1952-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-07-11 | 1956-01-10 | 1956-07-11 | $7700.00 | Window Closed / Lapsed |