US3392228A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gasket for weather-proofing junction box
Assignee: Bell Electric Co
•
Filing: 1966-06-22
•
Granted: 1968-07-09
•
Expires: 1986-06-22
Abstract
No abstract record available.
Inventors
- 👤 Paul J Zerwes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:45
CPC Classifications
H; H02; H02G; H02G3/00; H02G3/02; H02G3/08; H02G3/088; Y; Y10; Y10S; Y10S277/00; Y10S277/919
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2985291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-09 | 1972-01-08 | 1972-07-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-09 | 1976-01-08 | 1976-07-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-09 | 1980-01-08 | 1980-07-09 | $7700.00 | Window Closed / Lapsed |