US3217153A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Illuminating device
Assignee: Individual
•
Filing: 1963-01-14
•
Granted: 1965-11-09
•
Expires: 1983-01-14
Abstract
No abstract record available.
Inventors
- 👤 Joseph K Ryan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:20
CPC Classifications
F; F21; F21S; F21S19/00; F21L; F21L14/00; F21V; F21V33/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
130 words
A CANDLE LAMP COMPRISING: A BODY PORTION HAVING A HOLLOW BASE AND AN OPEN TOP; A CANDLE MOUNTED IN SAID OPEN TOP FOR ILLUMINATING THE AREA IMMEDIATELY ADJACENT SAID LAMP; BATTERY MEANS HOUSED IN SAID HOLLOW BASE; ELECTRIC LAMP MEANS CONNECTED WITH SAID BATTERY MEANS BY CIRCUIT MEANS AND MOVABLE RELATIVE TO SAID BODY PORTION; SAID LAMP MEANS INCLUDING A HOUSING HAVING AN END WALL AND AN ELECTRIC LIGHT BULB LOCATED IN SAID END WALL; AND SWITCH MEANS CONNECTED IN SAID CIRCUIT MEANS TO ACTUATE SAID ELECTRIC BULB WHEN IT IS DESIRED TO SCAN PRINTED MATERIAL WITH SAID LAMP; SAID SWITCH MEANS COMPRISING A MERCURY SWITCH MOUNTED IN SAID HOUSING AND ORIENTED THEREIN IN A POSITION TO CLOSE SAID CIRCUIT MEANS ONLY WHEN SAID LAMP IS IN A SCANNING POSITION.
References Cited (Backward Citations)
DE251838C
Cited
US648673A
Cited
US1265455A
Cited
US1553860A
Cited
US1609418A
Cited
US2415991A
Cited
US2591571A
Cited
US2679575A
Cited
US2891235A
Cited
US2932726A
Cited
US2995650A
Cited
US3087050A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |