US2648383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bloom shear
Assignee: Individual
•
Filing: 1946-10-17
•
Granted: 1953-08-11
•
Expires: 1966-10-17
Abstract
No abstract record available.
Inventors
- 👤 Hahn Johann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:23
CPC Classifications
B; B23; B23D; B23D31/00; B23D31/008; B23D21/00; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0524; Y10T83/869; Y10T83/8821; Y10T83/8835
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US224827A
Cited
US552784A
Cited
US584658A
Cited
US810845A
Cited
US891626A
Cited
US923109A
Cited
US1559083A
Cited
US1663092A
Cited
US1960125A
Cited
US2109921A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |