US2443701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dust guard for electric cord take-up reels
Assignee: Individual
•
Filing: 1943-10-16
•
Granted: 1948-06-22
•
Expires: 1963-10-16
Abstract
No abstract record available.
Inventors
- 👤 Bernard J Tamarin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:41
CPC Classifications
H; H02; H02G; H02G11/00; H02G11/02; Y; Y10; Y10S; Y10S277/00; Y10S277/919
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2074305A
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US1319012A
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US1117869A
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US1374455A
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US1528877A
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US1400119A
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US1551206A
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US1689098A
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US1693884A
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US1921438A
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US2013733A
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US2088703A
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US2172280A
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US2224449A
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US2251012A
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US2314177A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-22 | 1951-12-22 | 1952-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-22 | 1955-12-22 | 1956-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-22 | 1959-12-22 | 1960-06-22 | $7700.00 | Window Closed / Lapsed |