US2940359A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mirror binocular
Assignee: Carl Zeiss Sports Optics GmbH
•
Filing: 1958-06-30
•
Granted: 1960-06-14
•
Expires: 1978-06-30
Abstract
No abstract record available.
Inventors
- 👤 Rantsch Kurt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 04:42
CPC Classifications
G; G02; G02B; G02B23/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE345408C
Cited
US1009259A
Cited
GB141961A
Cited
US1533248A
Cited
DE377239C
Cited
GB449552A
Cited
US2079890A
Cited
US2378396A
Cited
US2359609A
Cited
GB586906A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |