Patent US2519632A successfully refreshed from Google Patents.
US2519632A
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US
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Assignee: Globe Wernicke Co
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Filing: 1947-03-22
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Granted: 1950-08-22
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Expires: 1967-03-22
Abstract
No abstract record available.
Inventors
- 👤 John H Brinker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 11:11
CPC Classifications
B; B42; B42F; B42F17/00; B42F17/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US136869A
Cited
US1407948A
Cited
US1429628A
Cited
US1502117A
Cited
US1626354A
Cited
US1841330A
Cited
US2238004A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-08-21 | 1954-02-20 | 1954-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-08-21 | 1958-02-20 | 1958-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-08-21 | 1962-02-20 | 1962-08-22 | $7700.00 | Window Closed / Lapsed |