US2621228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable splicing sleeve with sealing chambers
Assignee: Individual
•
Filing: 1949-08-08
•
Granted: 1952-12-09
•
Expires: 1969-08-08
Abstract
No abstract record available.
Inventors
- 👤 Theodore C Tompers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:21
CPC Classifications
H; H02; H02G; H02G15/00; H02G15/08; H02G15/10; H02G15/117; H02G15/013; H02G15/18; H02G15/192
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US488027A
Cited
US1097289A
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US1794750A
Cited
US1811334A
Cited
US1996565A
Cited
US2139125A
Cited
GB499603A
Cited
US2310423A
Cited
US2425959A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |