US2732713A
Expired / Lapsed
US
⏱️ 0.0 years remaining
willits
Assignee: —
•
Filing: —
•
Granted: 1956-01-31
•
Expires: 1973-01-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:07
CPC Classifications
G; G01; G01L; G01L1/00; G01L1/14; G01L3/00; G01L3/02; G01L3/04; G01L3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE436157C
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US2017859A
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US2306137A
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US2319940A
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US2337328A
Cited
US2415513A
Cited
US2382847A
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US2498282A
Cited
US2557393A
Cited
US2662408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-30 | 1959-08-01 | 1960-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-30 | 1963-08-01 | 1964-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-30 | 1967-08-01 | 1968-01-31 | $7700.00 | Window Closed / Lapsed |