Patent US2385976A successfully refreshed from Google Patents.
Patent US1891048A successfully refreshed from Google Patents.
US1891048A
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US
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Supporting device
Assignee: J P EUSTIS MANUFACTURING Co
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Filing: 1930-09-26
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Granted: 1932-12-13
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Expires: 1950-09-26
Abstract
No abstract record available.
Inventors
- 👤 Thomas M Keefe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:47
CPC Classifications
F; F16; F16B; F16B21/00; F16B21/10; Y; Y10; Y10T; Y10T403/00; Y10T403/53; Y10T403/535
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) | 1935-12-13 | 1936-06-13 | 1936-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-12-13 | 1940-06-13 | 1940-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-12-13 | 1944-06-13 | 1944-12-13 | $7700.00 | Window Closed / Lapsed |