US2082345A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansible mandrel
Assignee: Maag Zahnrader und Maschinen AG
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Filing: 1935-11-21
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Granted: 1937-06-01
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Expires: 1955-11-21
Abstract
No abstract record available.
Inventors
- 👤 Lasser Emil
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:50
CPC Classifications
B; B23; B23B; B23B31/00; B23B31/40; B23B31/4006; Y; Y10; Y10S; Y10S279/00; Y10S279/906; Y10S408/00; Y10S408/714; Y10S411/00; Y10S411/918; Y10T; Y10T279/00; Y10T279/10; Y10T408/00; Y10T408/55; Y10T408/557; Y10T82/00; Y10T82/26; Y10T82/266; Y10T82/268
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) | 1940-05-31 | 1940-11-30 | 1941-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-05-31 | 1944-11-30 | 1945-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-05-31 | 1948-11-30 | 1949-06-01 | $7700.00 | Window Closed / Lapsed |