US2554431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Beam form kicker tie
Assignee: Individual
•
Filing: 1949-04-01
•
Granted: 1951-05-22
•
Expires: 1969-04-01
Abstract
No abstract record available.
Inventors
- 👤 Lemuel R Vines
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:31
CPC Classifications
E; E04; E04G; E04G13/00; E04G13/04; Y; Y10; Y10T; Y10T24/00; Y10T24/39
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1616275A
Cited
US1699503A
Cited
US1842683A
Cited
US2217278A
Cited
US2221125A
Cited
US2433934A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-21 | 1954-11-20 | 1955-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-21 | 1958-11-20 | 1959-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-21 | 1962-11-20 | 1963-05-22 | $7700.00 | Window Closed / Lapsed |