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Patent US1634726A successfully refreshed from Google Patents.
US1634726A
Expired / Lapsed
US
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Child's typewriting machine
Assignee: Bing Werke
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Filing: 1926-05-19
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Granted: 1927-07-05
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Expires: 1946-05-19
Abstract
No abstract record available.
Inventors
- 👤 Reischl Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:05
CPC Classifications
B; B41; B41J; B41J3/00; B41J3/36; B41J3/365
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) | 1930-07-04 | 1931-01-03 | 1931-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-07-04 | 1935-01-03 | 1935-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-07-04 | 1939-01-03 | 1939-07-05 | $7700.00 | Window Closed / Lapsed |