Patent US1233909A successfully refreshed from Google Patents.
Patent US2884839A successfully refreshed from Google Patents.
US2884839A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cam generator
Assignee: Individual
•
Filing: 1955-02-14
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Granted: 1959-05-05
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Expires: 1975-02-14
Abstract
No abstract record available.
Inventors
- 👤 Steuby John Samson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:59
CPC Classifications
B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/44; B23Q1/48; B23Q1/4804; B23Q27/00; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/304536; Y10T409/305544; Y10T409/305656; Y10T409/305768
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE434154C
Cited
FR536272A
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US2366993A
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US2394671A
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US2435900A
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US2436588A
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US2507547A
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US2572395A
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US2600591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |