US2843005A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synchronous stereoscopic motion picture projection system
Assignee: Polaroid Corp
•
Filing: 1957-03-22
•
Granted: 1958-07-15
•
Expires: 1977-03-22
Abstract
No abstract record available.
Inventors
- 👤 Robert C Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:05
CPC Classifications
G; G03; G03B; G03B35/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1435520A
Cited
US1465087A
Cited
GB247240A
Cited
US2198815A
Cited
US2394361A
Cited
US2482020A
Cited
FR921769A
Cited
US2648252A
Cited
GB680929A
Cited
US2652523A
Cited
US2711668A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-14 | 1962-01-13 | 1962-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-14 | 1966-01-13 | 1966-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-14 | 1970-01-13 | 1970-07-15 | $7700.00 | Window Closed / Lapsed |