Patent US738445A successfully refreshed from Google Patents.
US738445A
Expired / Lapsed
US
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Device for securing parts to shafts.
Assignee: Individual
•
Filing: 1903-01-21
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Granted: 1903-09-08
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Expires: 1923-01-21
Abstract
No abstract record available.
Inventors
- 👤 Ernst Gustav Hoffmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:01
CPC Classifications
F; F16; F16C; F16C35/00; F16C35/04; F16C35/06; F16C35/07; F16C35/073; F16D; F16D1/00; F16D1/06; F16D1/08; F16D1/09; F16D1/093; F16D1/095; F16D1/096; F16C19/00; F16C19/02; F16C19/04; F16C19/06; F16C2226/00; F16C2226/10; F16C2226/16; Y; Y10; Y10T; Y10T403/00; Y10T403/70; Y10T403/7047; Y10T403/7051; Y10T403/7052; Y10T403/7058
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) | 1906-09-07 | 1907-03-09 | 1907-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-09-07 | 1911-03-09 | 1911-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-09-07 | 1915-03-09 | 1915-09-08 | $7700.00 | Window Closed / Lapsed |