US2924948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pile
Assignee: Individual
•
Filing: 1955-07-12
•
Granted: 1960-02-16
•
Expires: 1975-07-12
Abstract
No abstract record available.
Inventors
- 👤 Mueller Ludwig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:00
CPC Classifications
E; E02; E02D; E02D5/00; E02D5/22; E02D5/34; E02D5/38; E02D5/42; E02D5/24; E02D5/30; E02D5/62
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US999431A
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US1210160A
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US1830651A
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US1661270A
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US2099664A
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US1983428A
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US2126575A
Cited
US2168735A
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US2146645A
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US2391828A
Cited
US2403643A
Cited
US2607425A
Cited
US2555359A
Cited
FR1010103A
Cited
CH296593A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-15 | 1963-08-17 | 1964-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-15 | 1967-08-17 | 1968-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-15 | 1971-08-17 | 1972-02-16 | $7700.00 | Window Closed / Lapsed |