US2598272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lens or glare shield attachment for spectacles
Assignee: Individual
•
Filing: 1949-01-04
•
Granted: 1952-05-27
•
Expires: 1969-01-04
Abstract
No abstract record available.
Inventors
- 👤 Krimsky Emanuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:52
CPC Classifications
G; G02; G02C; G02C7/00; G02C7/16; G02C7/02; G02C7/08; G02C7/086; G02C9/00; G02C9/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE78652C
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US1212A
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US1206457A
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US1564663A
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US1786204A
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GB335345A
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US1964243A
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US2175896A
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US2176006A
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US2205764A
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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) | 1955-05-27 | 1955-11-26 | 1956-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-27 | 1959-11-26 | 1960-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-27 | 1963-11-26 | 1964-05-27 | $7700.00 | Window Closed / Lapsed |