US2976559A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for applying detergent to rugs and the like
Assignee: Bissell Inc
•
Filing: 1957-10-17
•
Granted: 1961-03-28
•
Expires: 1977-10-17
Abstract
No abstract record available.
Inventors
- 👤 Robert A Yonkers
- 👤 Henry T Lathrop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:44
CPC Classifications
A; A47; A47L; A47L11/00; A47L11/40; A47L11/408; A47L11/4088; A47L11/32; A47L11/325; A47L11/4036; A47L11/4041; A47L11/4075; A47L11/4083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US489828A
Cited
US1141478A
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US1268963A
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US1461947A
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US1550052A
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US2154990A
Cited
US2336419A
Cited
US2633590A
Cited
US2696696A
Cited
US2882542A
Cited
US2935754A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-27 | 1964-09-26 | 1965-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-27 | 1968-09-26 | 1969-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-27 | 1972-09-26 | 1973-03-28 | $7700.00 | Window Closed / Lapsed |