US2762091A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Washer gain for timber structures formed of round wood poles
Assignee: Malleable Iron Fittings Co
•
Filing: 1952-04-16
•
Granted: 1956-09-11
•
Expires: 1972-04-16
Abstract
No abstract record available.
Inventors
- 👤 Kenneth C Jenne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:03
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/48; E04B1/49; F; F16; F16B; F16B7/00; F16B7/04; F16B7/044; F16B7/048; F16B7/0493; F16B2200/00; F16B2200/67; Y; Y10; Y10T; Y10T403/00; Y10T403/34; Y10T403/341
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-11 | 1960-03-12 | 1960-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-11 | 1964-03-12 | 1964-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-11 | 1968-03-12 | 1968-09-11 | $7700.00 | Window Closed / Lapsed |