Patent US1580796A successfully refreshed from Google Patents.
US1580796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Holder
Assignee: FRANK DAU
•
Filing: 1925-09-08
•
Granted: 1926-04-13
•
Expires: 1945-09-08
Abstract
No abstract record available.
Inventors
- 👤 Harry L Snyder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:28
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/04; A47B96/00; A47B96/06; A47B96/07; A47G; A47G25/00; A47G25/02; A47G25/06; A47G25/0685
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) | 1929-04-12 | 1929-10-12 | 1930-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-04-12 | 1933-10-12 | 1934-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-04-12 | 1937-10-12 | 1938-04-13 | $7700.00 | Window Closed / Lapsed |