US2736451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pull box for electrical conduit lines
Assignee: Pyle National Co
•
Filing: 1952-03-17
•
Granted: 1956-02-28
•
Expires: 1972-03-17
Abstract
No abstract record available.
Inventors
- 👤 Daniel A Fogg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:24
CPC Classifications
H; H02; H02G; H02G15/00; H02G15/08; H02G15/10; H02G15/113; H02G3/00; H02G3/02; H02G3/06; H02G3/08; H02G3/088
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US29040A
Cited
US601931A
Cited
US608412A
Cited
US667953A
Cited
GB190510296A
Cited
US963248A
Cited
US1010080A
Cited
US1229665A
Cited
US1724999A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-27 | 1959-08-29 | 1960-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-27 | 1963-08-29 | 1964-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-27 | 1967-08-29 | 1968-02-28 | $7700.00 | Window Closed / Lapsed |