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US2719722A
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Assignee: UNIVERSAL ENGINEERING Co
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Filing: 1952-10-11
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Granted: 1955-10-04
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Expires: 1972-10-11
Abstract
No abstract record available.
Inventors
- 👤 Allen E Nickless
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:48
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/02; B23B31/10; B23B31/113; B23B31/12; B23B31/20; B23B31/201; B23B31/2012; B23B31/20125; Y; Y10; Y10S; Y10S279/00; Y10S279/902; Y10T; Y10T279/00; Y10T279/17; Y10T279/17863; Y10T279/17871; Y10T279/17881; Y10T279/17957; Y10T279/17965; Y10T279/32; Y10T279/34; Y10T279/3406; Y10T279/3412
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US717199A
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US1075245A
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US1041338A
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US1372482A
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US1867296A
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US2359594A
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US2476874A
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US2511416A
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US2579082A
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US2611621A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-03 | 1959-04-04 | 1959-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-03 | 1963-04-04 | 1963-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-03 | 1967-04-04 | 1967-10-04 | $7700.00 | Window Closed / Lapsed |