US1885238A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Sargent and Greenleaf Inc
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Filing: 1930-10-31
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Granted: 1932-11-01
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Expires: 1950-10-31
Abstract
No abstract record available.
Inventors
- 👤 William F Diesel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:20
CPC Classifications
E; E05; E05B; E05B65/00; E05B65/0075; Y; Y10; Y10T; Y10T70/00; Y10T70/50; Y10T70/5093; Y10T70/5155; Y10T70/5199; Y10T70/5246; Y10T70/5248; Y10T70/527; Y10T70/70; Y10T70/7153; Y10T70/735; Y10T70/7367; Y10T70/7373
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) | 1935-11-01 | 1936-05-02 | 1936-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-11-01 | 1940-05-02 | 1940-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-11-01 | 1944-05-02 | 1944-11-01 | $7700.00 | Window Closed / Lapsed |