Patent US2545428A successfully refreshed from Google Patents.
US2545428A
Expired / Lapsed
US
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Adjustable headband for goggles and the like
Assignee: CHICAGO EYE SHIELD CO
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Filing: 1946-09-11
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Granted: 1951-03-13
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Expires: 1966-09-11
Abstract
No abstract record available.
Inventors
- 👤 John N Liautaud
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:20
CPC Classifications
A; A61; A61F; A61F9/00; A61F9/02; A61F9/027; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/43; Y10S24/46; Y10T; Y10T24/00; Y10T24/14; Y10T24/1498; Y10T24/15; Y10T24/153; Y10T24/45; Y10T24/45005; Y10T24/45099
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1819738A
Cited
GB353586A
Cited
US1848318A
Cited
US2361506A
Cited
US2390599A
Cited
US2388574A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-12 | 1954-09-11 | 1955-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-12 | 1958-09-11 | 1959-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-12 | 1962-09-11 | 1963-03-13 | $7700.00 | Window Closed / Lapsed |