US2841410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Semi-closed office machine stand or small desk
Assignee: STOLPER STEEL PRODUCTS Corp
•
Filing: 1954-05-03
•
Granted: 1958-07-01
•
Expires: 1974-05-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Otto H Kessler
- 👤 Jr Raymond N Sellon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:59
CPC Classifications
B; B60; B60B; B60B33/00; B60B33/04; B60B33/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2229046A
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US2319581A
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US2309214A
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US2471245A
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US2542648A
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US2482611A
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US2658811A
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US2676863A
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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) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |