Patent US2680943A successfully refreshed from Google Patents.
US2680943A
Expired / Lapsed
US
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Bandage forming and wrapping machine
Assignee: American White Cross Laboratories Inc
•
Filing: 1948-12-31
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Granted: 1954-06-15
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Expires: 1968-12-31
Abstract
No abstract record available.
Inventors
- 👤 Petersen William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 18:05
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/02; A61F13/0276
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1726418A
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US2033736A
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US2027232A
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US2029260A
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US2107036A
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US2103390A
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US2232783A
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US2443327A
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US2563071A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-14 | 1957-12-14 | 1958-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-14 | 1961-12-14 | 1962-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-14 | 1965-12-14 | 1966-06-15 | $7700.00 | Window Closed / Lapsed |