US3029462A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum cleaner and cord-reel construction
Assignee: Vacuum Cleaner Corp of America
•
Filing: 1954-07-20
•
Granted: 1962-04-17
•
Expires: 1974-07-20
Abstract
No abstract record available.
Inventors
- 👤 Bernard J Tamarin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 20:07
CPC Classifications
A; A47; A47L; A47L9/00; A47L9/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE653166C
Cited
US2135739A
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US2348966A
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US2375917A
Cited
US2503568A
Cited
US2580642A
Cited
US2641330A
Cited
US2683501A
Cited
US2647960A
Cited
US2764255A
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 |