US2931046A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cap visor reinforcement
Assignee: Individual
•
Filing: 1955-11-18
•
Granted: 1960-04-05
•
Expires: 1975-11-18
Abstract
No abstract record available.
Inventors
- 👤 Herbert D Klein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:44
CPC Classifications
A; A42; A42B; A42B1/00; A42B1/018; A42B1/0181; A42B1/0182; A42B1/0183
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2583225A
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US299024A
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US302641A
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US346593A
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US494064A
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US185093A
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US870988A
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US1040790A
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US970175A
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US1365731A
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US1558142A
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GB233604A
Cited
US1984521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-04-05 | 1963-10-05 | 1964-04-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-04-05 | 1967-10-05 | 1968-04-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-04-05 | 1971-10-05 | 1972-04-05 | $7700.00 | Window Closed / Lapsed |