US2564383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring propelled picker stick motion
Assignee: Individual
•
Filing: 1947-04-26
•
Granted: 1951-08-14
•
Expires: 1967-04-26
Abstract
No abstract record available.
Inventors
- 👤 William G Trautvetter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:47
CPC Classifications
D; D03; D03D; D03D49/00; D03D49/24; D03D49/26; D03D49/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US73852A
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US108281A
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US2172615A
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US1428572A
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US1564386A
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US1689723A
Cited
US1704860A
Cited
US1819926A
Cited
US2160338A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-13 | 1955-02-12 | 1955-08-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-13 | 1959-02-12 | 1959-08-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-13 | 1963-02-12 | 1963-08-14 | $7700.00 | Window Closed / Lapsed |