US2628142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telescoping support for a tray having a tiltable head
Assignee: Individual
•
Filing: 1950-02-03
•
Granted: 1953-02-10
•
Expires: 1970-02-03
Abstract
No abstract record available.
Inventors
- 👤 Dubach Lena Emma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:36
CPC Classifications
A; A47; A47B; A47B23/00; A47B23/04; A47B23/046
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US338089A
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US441792A
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US559162A
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US656256A
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US689707A
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US965471A
Cited
US1048143A
Cited
US1529022A
Cited
US1898666A
Cited
US2217783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-10 | 1956-08-11 | 1957-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-10 | 1960-08-11 | 1961-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-10 | 1964-08-11 | 1965-02-10 | $7700.00 | Window Closed / Lapsed |