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US2667322A
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Assignee: RAKIT Corp Inc
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Filing: 1951-06-11
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Granted: 1954-01-26
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Expires: 1971-06-11
Abstract
No abstract record available.
Inventors
- 👤 Jr Frederick G W Ulberg
- 👤 Jr Edgar W Baird
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:27
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/30; A47B57/48; A47B57/50; A47B57/52; A47B96/00; A47B96/06; A47B96/061
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) | 1957-01-25 | 1957-07-27 | 1958-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-25 | 1961-07-27 | 1962-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-25 | 1965-07-27 | 1966-01-26 | $7700.00 | Window Closed / Lapsed |