US3029461A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination vacuum cleaner and floor scrubber
Assignee: Bissell Inc
•
Filing: 1960-06-30
•
Granted: 1962-04-17
•
Expires: 1980-06-30
Abstract
No abstract record available.
Inventors
- 👤 Ralph C Osborn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:29
CPC Classifications
A; A47; A47L; A47L7/00; A47L7/0004; A47L7/0042; A47L11/00; A47L11/29; A47L11/30; A47L11/40; A47L11/4011; A47L11/4027; A47L11/4075; A47L11/408; A47L11/4083; A47L11/4094; A47L7/0009; A47L7/0019; A47L7/0023; A47L7/0038
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1026104A
Cited
US1711380A
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US1687283A
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US1729527A
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US1849663A
Cited
US2432670A
Cited
US2867835A
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US2955674A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-04-16 | 1965-10-16 | 1966-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-04-16 | 1969-10-16 | 1970-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-04-16 | 1973-10-16 | 1974-04-17 | $7700.00 | Window Closed / Lapsed |