US2766948A
Expired / Lapsed
US
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Assignee: JOACHIM J SCHWARZ
•
Filing: 1954-06-16
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Granted: 1956-10-16
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Expires: 1974-06-16
Abstract
No abstract record available.
Inventors
- 👤 Mundt Peter
- 👤 Geiger Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:33
CPC Classifications
G; G03; G03B; G03B17/00; G03B17/28; G03B17/30; G03B2217/00; G03B2217/26; G03B2217/261
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1930144A
Cited
US2373704A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-16 | 1960-04-16 | 1960-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-16 | 1964-04-16 | 1964-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-16 | 1968-04-16 | 1968-10-16 | $7700.00 | Window Closed / Lapsed |