US2428323A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waterproof cap protector for connector ends of electric cables
Assignee: NAT PLASTIC PRODUCTS Co
•
Filing: 1944-02-14
•
Granted: 1947-09-30
•
Expires: 1964-02-14
Abstract
No abstract record available.
Inventors
- 👤 Winer Ephraim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:04
CPC Classifications
H; H01; H01R; H01R13/00; H01R13/44; H01R13/443; Y; Y10; Y10S; Y10S439/00; Y10S439/912
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US243803A
Cited
US945927A
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US1158708A
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US1293892A
Cited
US1588183A
Cited
US1978510A
Cited
US2035657A
Cited
US2345229A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-09-29 | 1951-03-31 | 1951-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-29 | 1955-03-31 | 1955-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-29 | 1959-03-31 | 1959-09-30 | $7700.00 | Window Closed / Lapsed |