Patent US2684485A successfully refreshed from Google Patents.
US2684485A
Expired / Lapsed
US
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Adjustable headgear
Assignee: Individual
•
Filing: 1951-04-16
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Granted: 1954-07-27
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Expires: 1971-04-16
Abstract
No abstract record available.
Inventors
- 👤 Rossman Louis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:01
CPC Classifications
A; A41; A41F; A41F1/00; A41F1/008; A42; A42B; A42B1/00; A42B1/22; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/43; Y10S24/47; Y10S24/48; Y10T; Y10T24/00; Y10T24/45; Y10T24/45005; Y10T24/45037; Y10T24/45063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1633457A
Cited
US1714037A
Cited
US2037683A
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US2444020A
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US2446053A
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US2556807A
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US2559883A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-26 | 1958-01-25 | 1958-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-26 | 1962-01-25 | 1962-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-26 | 1966-01-25 | 1966-07-27 | $7700.00 | Window Closed / Lapsed |