US2439394A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grommet insulating bushing unit
Assignee: United States, WAR, Secretary of
•
Filing: 1945-07-04
•
Granted: 1948-04-13
•
Expires: 1965-07-04
Abstract
No abstract record available.
Inventors
- 👤 Samuel J Lanzalotti
- 👤 Skobel Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:53
CPC Classifications
H; H01; H01B; H01B17/00; H01B17/26; H01B17/30; H01B17/301; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49908; Y10T29/49915; Y10T29/49938; Y10T29/4994
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US726651A
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US965684A
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US1346539A
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US1852454A
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US2052700A
Cited
US2017204A
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US2167286A
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US2307561A
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US2368548A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-04-13 | 1951-10-13 | 1952-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-04-13 | 1955-10-13 | 1956-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-04-13 | 1959-10-13 | 1960-04-13 | $7700.00 | Window Closed / Lapsed |