US3366950A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Display projection apparatus employing half silvered mirror
Assignee: Honeywell Inc
•
Filing: 1965-09-21
•
Granted: 1968-01-30
•
Expires: 1985-09-21
Abstract
No abstract record available.
Inventors
- 👤 Cornelius J Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:47
CPC Classifications
G; G09; G09F; G09F9/00; G09F9/40
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
60 words
A DISPLAY MEANS COMPRISING A PRIMARY DISPLAY MEANS ARRANGED TO PROJECT A PRIMARY DISPLAY COMPOSED OF A PLURALITY OF ELEMENTS, A HALF-SILVERED MIRROR ARRANGED TO REFLECT SAID PRIMARY DISPLAY, AND A SECONDARY DISPLAY MEANS ARRANGED BEHIND SAID MIRROR TO PROJECT A SECONDARY DISPLAY THROUGH SAID MIRROR TO COMBINE WITH SAID PRIMARY DISPLAY WHEREBY TO CHARACTERIZE ELEMENTS OF SAID PRIMARY DISPLAY.
Claim 2
Dependent Claim
60 words
A DISPLAY MEANS COMPRISING A PRIMARY DISPLAY MEANS ARRANGED TO PROJECT A PRIMARY DISPLAY COMPOSED OF A PLURALITY OF ELEMENTS, A HALF-SILVERED MIRROR ARRANGED TO REFLECT SAID PRIMARY DISPLAY, AND A SECONDARY DISPLAY MEANS ARRANGED BEHIND SAID MIRROR TO PROJECT A SECONDARY DISPLAY THROUGH SAID MIRROR TO COMBINE WITH SAID PRIMARY DISPLAY WHEREBY TO CHARACTERIZE ELEMENTS OF SAID PRIMARY DISPLAY.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-29 | 1971-07-31 | 1972-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-29 | 1975-07-31 | 1976-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-29 | 1979-07-31 | 1980-01-30 | $7700.00 | Window Closed / Lapsed |