Patent US2885714A successfully refreshed from Google Patents.
US2885714A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined hassock and vacuum cleaner
Assignee: Individual
•
Filing: 1956-12-06
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Granted: 1959-05-12
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Expires: 1976-12-06
Abstract
No abstract record available.
Inventors
- 👤 Prince A Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:21
CPC Classifications
A; A47; A47L; A47L7/00; A47L7/0057; A47C; A47C13/00; A47L13/00; A47L13/10; A47L13/50; A47L13/502; Y; Y10; Y10S; Y10S15/00; Y10S15/09
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB191022599A
Cited
AT106315B
Cited
GB337338A
Cited
US1799833A
Cited
US2261738A
Cited
US2434022A
Cited
US2623230A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-11 | 1962-11-10 | 1963-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-11 | 1966-11-10 | 1967-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-11 | 1970-11-10 | 1971-05-12 | $7700.00 | Window Closed / Lapsed |