Patent US1838199A successfully refreshed from Google Patents.
US1838199A
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Assignee: Individual
•
Filing: 1928-11-10
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Granted: 1931-12-29
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Expires: 1948-11-10
Abstract
No abstract record available.
Inventors
- 👤 Arvine N Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:27
CPC Classifications
B; B60; B60N; B60N2/00; B60N2/02; B60N2/04; B60N2/06; B60N2/07; B60N2/0702; B60N2/0707; B60N2/08; B60N2/0831; B60N2/0837; B60N2/0843
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) | 1934-12-28 | 1935-06-29 | 1935-12-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-12-28 | 1939-06-29 | 1939-12-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-12-28 | 1943-06-29 | 1943-12-29 | $7700.00 | Window Closed / Lapsed |