US2719264A
Expired / Lapsed
US
⏱️ 0.0 years remaining
murray
Assignee: —
•
Filing: —
•
Granted: 1955-09-27
•
Expires: 1972-09-27
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:26
CPC Classifications
G; G01; G01R; G01R13/00; G01R13/04; G02; G02B; G02B26/00; G02B26/08; G02B26/10; G02B26/105
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1397441A
Cited
US1551374A
Cited
US1728555A
Cited
US1951578A
Cited
US2519689A
Cited
US799733A
Cited
US1019432A
Cited
US1860740A
Cited
US2268526A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-26 | 1959-03-28 | 1959-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-26 | 1963-03-28 | 1963-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-26 | 1967-03-28 | 1967-09-27 | $7700.00 | Window Closed / Lapsed |