Patent US978461A successfully refreshed from Google Patents.
US978461A
Expired / Lapsed
US
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Rotary power-washer.
Assignee: Individual
•
Filing: 1909-04-02
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Granted: 1910-12-13
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Expires: 1929-04-02
Abstract
No abstract record available.
Inventors
- 👤 Thomas F Linegar
- 👤 Henry M Storms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:26
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/4036; A47L11/4041; A46; A46B; A46B13/00; A46B13/02; A46B13/04; A46B13/06
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) | 1913-12-12 | 1914-06-13 | 1914-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-12-12 | 1918-06-13 | 1918-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-12-12 | 1922-06-13 | 1922-12-13 | $7700.00 | Window Closed / Lapsed |