US2824342A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabricated pole
Assignee: Timber Engineering Co
•
Filing: 1953-06-16
•
Granted: 1958-02-25
•
Expires: 1973-06-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Robert J Hoyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:17
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/02; E04H12/04; B; B63; B63B; B63B15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US300343A
Cited
US719841A
Cited
US765053A
Cited
US1377891A
Cited
US1720859A
Cited
US2091861A
Cited
US2362269A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-24 | 1961-08-26 | 1962-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-24 | 1965-08-26 | 1966-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-24 | 1969-08-26 | 1970-02-25 | $7700.00 | Window Closed / Lapsed |