Patent US3407424A successfully refreshed from Google Patents.
US3407424A
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US
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Adjustable, extensible, telescopic and collapsible handle for attachment to household cleaning devices
Assignee: OTTO R LANZARONE
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Filing: 1965-09-28
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Granted: 1968-10-29
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Expires: 1985-09-28
Abstract
No abstract record available.
Inventors
- 👤 Otto R Lanzarone
- 👤 Richard L Lanzarone
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:17
CPC Classifications
A; A47; A47L; A47L13/00; A47L13/10; A47L13/20; A47L13/24; B; B25; B25G; B25G1/00; B25G1/04; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32426; Y10T403/32442; Y10T403/32451
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US930406A
Cited
GB191013037A
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US1147332A
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US1609906A
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US2815523A
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US2864110A
Cited
FR1121346A
Cited
US2902704A
Cited
US3187363A
Cited
US3256031A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |