US2698436A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bust form
Assignee: Individual
•
Filing: 1951-06-29
•
Granted: 1955-01-04
•
Expires: 1971-06-29
Abstract
No abstract record available.
Inventors
- 👤 Ella H Bernhardt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:04
CPC Classifications
A; A41; A41C; A41C3/00; A41C3/10; A61; A61F; A61F2/00; A61F2/50; A61F2/52
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1706295A
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US2543499A
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US2542619A
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US2516129A
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US2593002A
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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) | 1958-01-03 | 1958-07-05 | 1959-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-03 | 1962-07-05 | 1963-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-03 | 1966-07-05 | 1967-01-04 | $7700.00 | Window Closed / Lapsed |