US2945418A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stereoscopic film strip viewer
Assignee: Individual
•
Filing: 1958-03-14
•
Granted: 1960-07-19
•
Expires: 1978-03-14
Abstract
No abstract record available.
Inventors
- 👤 Hudeley Edouard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:55
CPC Classifications
G; G02; G02B; G02B30/00; G02B30/20; G02B30/34; G02B30/35
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US958367A
Cited
US1017672A
Cited
US1815208A
Cited
US2282151A
Cited
US2674920A
Cited
US2778288A
Cited
US2889744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |