Patent US1875314A successfully refreshed from Google Patents.
US1875314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
armstrong
Assignee: —
•
Filing: 1931-11-18
•
Granted: 1932-08-30
•
Expires: 1951-11-18
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:14
CPC Classifications
B; B60; B60G; B60G11/00; B60G11/22; B60G11/14; B60G17/00; B60G17/02; B60G17/021; B60G3/00; B60G3/18; B60G3/20; B60G3/207; B60G2200/00; B60G2200/30; B60G2200/314; B60G2204/00; B60G2204/10; B60G2204/12; B60G2204/124; B60G2204/1244; B60G2204/13; B60G2204/40; B60G2204/421; B60G2206/00; B60G2206/01; B60G2206/10; B60G2206/11
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) | 1935-08-30 | 1936-02-29 | 1936-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-08-30 | 1940-02-29 | 1940-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-08-30 | 1944-02-29 | 1944-08-30 | $7700.00 | Window Closed / Lapsed |