Patent US3001219A successfully refreshed from Google Patents.
US3001219A
Expired / Lapsed
US
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Handle means for window cleaning device
Assignee: WORLDSBEST IND Inc
•
Filing: 1958-02-14
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Granted: 1961-09-26
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Expires: 1978-02-14
Abstract
No abstract record available.
Inventors
- 👤 Herman J Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 23:33
CPC Classifications
A; A47; A47L; A47L1/00; A47L1/06; A47L1/09; Y; Y10; Y10T; Y10T403/00; Y10T403/57
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1500006A
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US1628783A
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US1600975A
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GB406211A
Cited
US2572112A
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US2609251A
Cited
US2618801A
Cited
US2649600A
Cited
US2694212A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-25 | 1965-03-27 | 1965-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-25 | 1969-03-27 | 1969-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-25 | 1973-03-27 | 1973-09-26 | $7700.00 | Window Closed / Lapsed |