Patent US1380907A successfully refreshed from Google Patents.
US1380907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Howard earl hoover
Assignee: —
•
Filing: 1918-04-27
•
Granted: 1921-06-07
•
Expires: 1938-04-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:49
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/28; A47L5/32; A47L5/30; A47L9/00; A47L9/10; A47L9/14; A47L9/1427; Y; Y10; Y10S; Y10S55/00; Y10S55/02; Y10S55/03
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) | 1924-06-06 | 1924-12-06 | 1925-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1928-06-06 | 1928-12-06 | 1929-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1932-06-06 | 1932-12-06 | 1933-06-07 | $7700.00 | Window Closed / Lapsed |