Patent US1547648A successfully refreshed from Google Patents.
US1547648A
Expired / Lapsed
US
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Setting or mounting for all kinds of revolving drums
Assignee: Individual
•
Filing: 1924-11-04
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Granted: 1925-07-28
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Expires: 1944-11-04
Abstract
No abstract record available.
Inventors
- 👤 Helbig Albin Berthold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:54
CPC Classifications
F; F27; F27B; F27B7/00; F27B7/20; F27B7/22; F27B2007/2246; F27B2007/2253; F27D; F27D99/00; F27D2099/0085; F27D2099/0091; Y; Y10; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32631; Y10T403/32681; Y10T403/32704
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) | 1928-07-27 | 1929-01-26 | 1929-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1932-07-27 | 1933-01-26 | 1933-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1936-07-27 | 1937-01-26 | 1937-07-28 | $7700.00 | Window Closed / Lapsed |