US2567019A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansible band
Assignee: Individual
•
Filing: 1946-10-04
•
Granted: 1951-09-04
•
Expires: 1966-10-04
Abstract
No abstract record available.
Inventors
- 👤 William C Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:53
CPC Classifications
D; D03; D03D; D03D15/00; D03D15/50; D03D15/56
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB189521806A
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GB189606957A
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US1578643A
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US1644816A
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US1650998A
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US1644667A
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US1716816A
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US1950559A
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GB396281A
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US2196957A
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US2188183A
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US2194860A
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US2177439A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-03 | 1955-03-05 | 1955-09-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-03 | 1959-03-05 | 1959-09-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-03 | 1963-03-05 | 1963-09-04 | $7700.00 | Window Closed / Lapsed |