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Patent US1860090A successfully refreshed from Google Patents.
US1860090A
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Assignee: Individual
•
Filing: 1930-11-29
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Granted: 1932-05-24
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Expires: 1950-11-29
Abstract
No abstract record available.
Inventors
- 👤 Del Roy F Fowler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:32
CPC Classifications
D; D04; D04H; D04H1/00; D04H1/40; D04H1/44; D04H1/52; D04H1/42; D04H1/425; D04H1/46; D06; D06N; D06N7/00; D06N7/0063; D06N7/0068; D06N2211/00; D06N2211/06; D06N2211/066; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24058; Y10T428/24074; Y10T428/24091; Y10T428/24099; Y10T428/24107; Y10T428/24116; Y10T428/24124; Y10T428/24174
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) | 1935-05-24 | 1935-11-23 | 1936-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-05-24 | 1939-11-23 | 1940-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-05-24 | 1943-11-23 | 1944-05-24 | $7700.00 | Window Closed / Lapsed |