Patent US1927637A successfully refreshed from Google Patents.
US1927637A
Expired / Lapsed
US
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Device for measuring the elongation of filaments
Assignee: AMERICAN BEMBERG CORP
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Filing: 1930-10-13
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Granted: 1933-09-19
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Expires: 1950-10-13
Abstract
No abstract record available.
Inventors
- 👤 Gernert Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:22
CPC Classifications
G; G01; G01N; G01N3/00; G01N3/08; G01N3/14; G01N2203/00; G01N2203/003; G01N2203/0032; G01N2203/0035; G01N2203/02; G01N2203/026; G01N2203/0262; G01N2203/0278; G01N2203/028
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1936-09-18 | 1937-03-20 | 1937-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1940-09-18 | 1941-03-20 | 1941-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1944-09-18 | 1945-03-20 | 1945-09-19 | $7700.00 | Window Closed / Lapsed |