US2842819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weight setting device
Assignee: Simpson Herbert Corp
•
Filing: 1953-12-23
•
Granted: 1958-07-15
•
Expires: 1973-12-23
Abstract
No abstract record available.
Inventors
- 👤 Axel G Granath
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 14:29
CPC Classifications
B; B22; B22D; B22D33/00; B22D33/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE542899C
Cited
US2601199A
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US2010054A
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US2186019A
Cited
US2338153A
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US2476374A
Cited
US2701399A
Cited
US2614704A
Cited
US2622540A
Cited
US2721757A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |