US2548932A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically heated table
Assignee: Individual
•
Filing: 1948-08-12
•
Granted: 1951-04-17
•
Expires: 1968-08-12
Abstract
No abstract record available.
Inventors
- 👤 Joseph E Ball
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:23
CPC Classifications
A; A47; A47J; A47J36/00; A47J36/24; A47J36/2483; A47B; A47B2200/00; A47B2200/0001; A47B2200/0009; Y; Y10; Y10S; Y10S165/00; Y10S165/909
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US791708A
Cited
US1377435A
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US1990640A
Cited
GB444200A
Cited
US2043797A
Cited
US2070482A
Cited
US2139153A
Cited
US2187196A
Cited
US2251582A
Cited
US2452126A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-04-16 | 1954-10-16 | 1955-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-04-16 | 1958-10-16 | 1959-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-04-16 | 1962-10-16 | 1963-04-17 | $7700.00 | Window Closed / Lapsed |