Patent US3046718A successfully refreshed from Google Patents.
US3046718A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suction cleaner
Assignee: KENT Co Inc
•
Filing: 1959-04-08
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Granted: 1962-07-31
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Expires: 1979-04-08
Abstract
No abstract record available.
Inventors
- 👤 Frederick H Ide
- 👤 Robert C Kimball
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:19
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/10; A47L9/12; A47L9/122; A47L9/125
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2156857A
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US2522709A
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US2719596A
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US2656009A
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US2652902A
Cited
US2744443A
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US2785767A
Cited
US2789659A
Cited
US2776726A
Cited
US2882997A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |