Patent US3402723A successfully refreshed from Google Patents.
US3402723A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Smoking pipe apparatus
Assignee: YOW JIUN HU
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Filing: 1963-10-11
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Granted: 1968-09-24
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Expires: 1983-10-11
Abstract
No abstract record available.
Inventors
- 👤 Hu Yow-Jiun
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 14:30
CPC Classifications
A; A24; A24F; A24F9/00; A24F9/14; A24F3/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
90 words
A SMOKING PIPE COMPRISING A STEM CONNECTED TO A BOWL AND TOBACCO CHAMBER, AN ELECTRICAL CONDUCTOR SEATED IN SAID CHAMBER, A BATTERY WITH TERMINAL MEANS, MEANS FORMING A RECESS IN SAID PIPE, MEANS FOR POSITIONING THE BATTERY IN SAID RECESS MEANS WITH THE TERMINAL MEANS NORMALLY DISCONNECTED FROM THE ELECTRICAL CONDUCTOR, SWITCH MEANS LOCATED ON THE PIPE FOR CONNECTING THE TERMINAL MEANS TO SAID ELECTRICAL CONDUCTOR, AND A RECHARGE OUTLET MOUNTED IN SAID BOWL AND ELECTRICALLY CONNECTED TO SAID BATTERY ALLOWING THE BATTERY TO BE RECHARGED FROM AN OUTSIDE SOURCE.
Claim 2
Dependent Claim
90 words
A SMOKING PIPE COMPRISING A STEM CONNECTED TO A BOWL AND TOBACCO CHAMBER, AN ELECTRICAL CONDUCTOR SEATED IN SAID CHAMBER, A BATTERY WITH TERMINAL MEANS, MEANS FORMING A RECESS IN SAID PIPE, MEANS FOR POSITIONING THE BATTERY IN SAID RECESS MEANS WITH THE TERMINAL MEANS NORMALLY DISCONNECTED FROM THE ELECTRICAL CONDUCTOR, SWITCH MEANS LOCATED ON THE PIPE FOR CONNECTING THE TERMINAL MEANS TO SAID ELECTRICAL CONDUCTOR, AND A RECHARGE OUTLET MOUNTED IN SAID BOWL AND ELECTRICALLY CONNECTED TO SAID BATTERY ALLOWING THE BATTERY TO BE RECHARGED FROM AN OUTSIDE SOURCE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |