US2980343A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hand sprayer
Assignee: HD Hudson Manufacturing Co
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Filing: 1959-01-19
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Granted: 1961-04-18
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Expires: 1979-01-19
Abstract
No abstract record available.
Inventors
- 👤 Charles E Hays
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 06:00
CPC Classifications
F; F04; F04B; F04B11/00; F04B11/0008; F04B11/0033; B; B05; B05B; B05B11/00; B05B11/0005; B05B11/0062; B05B11/0064; B05B11/0075; B05B11/01; B05B11/10; B05B11/1001; B05B11/1038; B05B11/109; B05B9/00; B05B9/03; B05B9/04; B05B9/08; B05B9/0805; F04B9/00; F04B9/02; F04B9/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-17 | 1964-10-17 | 1965-04-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-17 | 1968-10-17 | 1969-04-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-17 | 1972-10-17 | 1973-04-18 | $7700.00 | Window Closed / Lapsed |