Patent US2943535A successfully refreshed from Google Patents.
US2943535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined camera and projector
Assignee: A KIP LIVINGSTON
•
Filing: 1958-01-16
•
Granted: 1960-07-05
•
Expires: 1978-01-16
Abstract
No abstract record available.
Inventors
- 👤 John W Oxberry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:55
CPC Classifications
G; G03; G03B; G03B21/00; G03B21/14; G03B21/32
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1272798A
Cited
US1295081A
Cited
US1919595A
Cited
US1851912A
Cited
US2093832A
Cited
US2148493A
Cited
US2160890A
Cited
US2259340A
Cited
US2493636A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |