US2481046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Panel structure
Assignee: WESTERN ENGINEERING ASSOCIATES
•
Filing: 1947-11-13
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Granted: 1949-09-06
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Expires: 1967-11-13
Abstract
No abstract record available.
Inventors
- 👤 James C Scurlock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:42
CPC Classifications
E; E04; E04C; E04C2/00; E04C2/30; E04C2/34; E04C2/3405; E04C2002/3411; E04C2002/3433; E04C2002/3438; E04C2002/3472; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49893; Y10T428/00; Y10T428/12; Y10T428/1234; Y10T428/12347; Y10T428/12361; Y10T428/1241; Y10T428/12417; Y10T428/24; Y10T428/24149; Y10T428/24628; Y10T428/24669; Y10T428/24678; Y10T428/24694; Y10T428/24711; Y10T428/24727
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US213635A
Cited
GB189827536A
Cited
US798804A
Cited
FR24998E
Cited
US1984653A
Cited
US2173797A
Cited
FR832231A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-05 | 1953-03-07 | 1953-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-05 | 1957-03-07 | 1957-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-05 | 1961-03-07 | 1961-09-06 | $7700.00 | Window Closed / Lapsed |