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US2679147A
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US
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Assignee: Individual
•
Filing: 1951-11-16
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Granted: 1954-05-25
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Expires: 1971-11-16
Abstract
No abstract record available.
Inventors
- 👤 Heinz Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:02
CPC Classifications
A; A44; A44C; A44C5/00; A44C5/02; A44C5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US189986A
Cited
US200561A
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US482229A
Cited
DE495136C
Cited
GB315097A
Cited
US2115022A
Cited
US2371765A
Cited
US2401022A
Cited
FR934317A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |