US2506033A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Weeder and cultivator
Assignee: ADOLPH J ZACKMAN
•
Filing: 1946-10-18
•
Granted: 1950-05-02
•
Expires: 1966-10-18
Abstract
No abstract record available.
Inventors
- 👤 Benedict J Mondloch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 17:54
CPC Classifications
A; A01; A01B; A01B35/00; A01B35/20; A01B35/22; A01B35/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US290142A
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US773070A
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US1040325A
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US1412614A
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US1413509A
Cited
US1648738A
Cited
US1633232A
Cited
US1966536A
Cited
US2014055A
Cited
US2387748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-05-01 | 1953-10-31 | 1954-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-05-01 | 1957-10-31 | 1958-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-05-01 | 1961-10-31 | 1962-05-02 | $7700.00 | Window Closed / Lapsed |