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US2109264A
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Assignee: ARTHUR B JUST
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Filing: 1937-08-18
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Granted: 1938-02-22
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Expires: 1957-08-18
Abstract
No abstract record available.
Inventors
- 👤 Elbaum Filip
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 22:40
CPC Classifications
E; E05; E05B; E05B37/00; E05B37/16; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5372; Y10T70/5385; Y10T70/5389; Y10T70/5611; Y10T70/5757; Y10T70/5765; Y10T70/5805; Y10T70/581; Y10T70/5814; Y10T70/70; Y10T70/7153; Y10T70/7181; Y10T70/7198; Y10T70/7215; Y10T70/722
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1941-02-21 | 1941-08-23 | 1942-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1945-02-21 | 1945-08-23 | 1946-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1949-02-21 | 1949-08-23 | 1950-02-22 | $7700.00 | Window Closed / Lapsed |