US2772485A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Registering gage
Assignee: JOSEPH GELB Co
•
Filing: 1954-12-14
•
Granted: 1956-12-04
•
Expires: 1974-12-14
Abstract
No abstract record available.
Inventors
- 👤 Gelb Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:05
CPC Classifications
G; G03; G03F; G03F9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US635061A
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US1291897A
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US1912547A
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US1908253A
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US2290585A
Cited
US2372493A
Cited
US2631377A
Cited
US2701195A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-04 | 1960-06-04 | 1960-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-04 | 1964-06-04 | 1964-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-04 | 1968-06-04 | 1968-12-04 | $7700.00 | Window Closed / Lapsed |