US3364299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective enclosure for the junction between a buried utility cable and an underground service lead and method of making same
Assignee: Utility Products Co
•
Filing: 1967-06-15
•
Granted: 1968-01-16
•
Expires: 1987-06-15
Abstract
No abstract record available.
Inventors
- 👤 Douglas L P Hamilton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:22
CPC Classifications
H; H02; H02G; H02G15/00; H02G15/08; H02G15/10; H02G15/02; H02G15/06; H02G15/076
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US477218A
Cited
US2944170A
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US804945A
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US900382A
Cited
US992377A
Cited
US1975976A
Cited
DE699502C
Cited
US2100721A
Cited
US2184574A
Cited
US3162718A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |