US1927044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: J F STURDY S SONS Co
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Filing: 1931-11-13
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Granted: 1933-09-19
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Expires: 1951-11-13
Abstract
No abstract record available.
Inventors
- 👤 Nels T Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 14:39
CPC Classifications
A; A44; A44C; A44C5/00; A44C5/02; A44C5/04; A44C5/08
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) | 1936-09-18 | 1937-03-20 | 1937-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-09-18 | 1941-03-20 | 1941-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-09-18 | 1945-03-20 | 1945-09-19 | $7700.00 | Window Closed / Lapsed |