Patent US1973696A successfully refreshed from Google Patents.
Patent US3016190A successfully refreshed from Google Patents.
US3016190A
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Calculating disk for the determination of the mechanical values involved in a cylindrical spring
Assignee: Individual
•
Filing: 1958-04-07
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Granted: 1962-01-09
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Expires: 1978-04-07
Abstract
No abstract record available.
Inventors
- 👤 Baumann Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 01:44
CPC Classifications
G; G06; G06G; G06G1/00; G06G1/02; G06G1/10; G06G1/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US753840A
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US847904A
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US1881165A
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US2373671A
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US2584406A
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US2422663A
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US2648254A
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US2533580A
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US2792177A
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US5334891A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-08 | 1965-07-10 | 1966-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-08 | 1969-07-10 | 1970-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-08 | 1973-07-10 | 1974-01-09 | $7700.00 | Window Closed / Lapsed |