US3290539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Planar p-nu junction light source with reflector means to collimate the emitted light
Assignee: RCA Corp
•
Filing: 1963-09-16
•
Granted: 1966-12-06
•
Expires: 1983-09-16
Abstract
No abstract record available.
Inventors
- 👤 Michael F Lamorte
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:44
CPC Classifications
H; H01; H01S; H01S5/00; H01S5/40; H01S5/42; H01S5/02; H01S5/024; H01S5/02407; H01S5/02423; H01S5/10; H01S5/18; H01S5/185; H10; H10F; H10F39/00; H10F39/10; H10F39/107; H10H; H10H29/00; H10H29/10; H10H29/14; H10H29/142; H10W; H10W72/00; H10W72/90; H01S5/022; H01S5/0225; H01S5/02255; H10H20/00; H10H20/80; H10H20/81; H10H20/814; H10H20/819; H10W72/50; H10W72/531; H10W72/5363; H10W72/59
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A LIGHT SOURCE COMPRISING A P-N JUNCTION, AND A REFLECTOR AROUND SAID P-N JUNCTION, SAID P-N JUNCTION BEING PLANAR AND ADAPTED TO EMIT LIGHT IN THE PLANE OF SAID P-N JUNCTION WHEN SAID P-N JUNCTION IS FORWARD BIASED WITH A PREDETERMINED VOLTAGE, AND SAID REFLECTOR BEING DISPOSED TO REFLECT SAID LIGHT SUBSTANTIALLY PERPENDICULARLY TO SAID PLANE.
Claim 2
Dependent Claim
56 words
A LIGHT SOURCE COMPRISING A P-N JUNCTION, AND A REFLECTOR AROUND SAID P-N JUNCTION, SAID P-N JUNCTION BEING PLANAR AND ADAPTED TO EMIT LIGHT IN THE PLANE OF SAID P-N JUNCTION WHEN SAID P-N JUNCTION IS FORWARD BIASED WITH A PREDETERMINED VOLTAGE, AND SAID REFLECTOR BEING DISPOSED TO REFLECT SAID LIGHT SUBSTANTIALLY PERPENDICULARLY TO SAID PLANE.
References Cited (Backward Citations)
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Cited
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-05 | 1970-06-06 | 1970-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-05 | 1974-06-06 | 1974-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-05 | 1978-06-06 | 1978-12-06 | $7700.00 | Window Closed / Lapsed |