US2982050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable support for drafting table
Assignee: Mayline Co Inc
•
Filing: 1958-10-16
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Granted: 1961-05-02
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Expires: 1978-10-16
Abstract
No abstract record available.
Inventors
- 👤 Ellwood H May
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:35
CPC Classifications
A; A47; A47B; A47B27/00; A47B27/04; A47B27/06; A47B27/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1956546A
Cited
US2267973A
Cited
US2314778A
Cited
US2356924A
Cited
US2588174A
Cited
US2833081A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |