US2723674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Telephone cableman's tent
Assignee: Individual
•
Filing: 1951-11-28
•
Granted: 1955-11-15
•
Expires: 1971-11-28
Abstract
No abstract record available.
Inventors
- 👤 Charles E Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:11
CPC Classifications
E; E04; E04H; E04H15/00; E04H15/32; E04H15/34; E04H15/36; E04H15/38; Y; Y10; Y10S; Y10S135/00; Y10S135/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1827427A
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US2014336A
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US1966561A
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US2571362A
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DK5789A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-11-14 | 1959-05-16 | 1959-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-11-14 | 1963-05-16 | 1963-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-11-14 | 1967-05-16 | 1967-11-15 | $7700.00 | Window Closed / Lapsed |