US3320907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Disposal unit and method
Assignee: Individual
•
Filing: 1964-09-15
•
Granted: 1967-05-23
•
Expires: 1984-09-15
Abstract
No abstract record available.
Inventors
- 👤 Leon L Duncan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 09:49
CPC Classifications
A; A47; A47K; A47K11/00; A47K11/02; A47K11/023; Y; Y02; Y02A; Y02A50/00; Y02A50/30; Y10; Y10S; Y10S4/00; Y10S4/09
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A UNIT FOR DISPOSAL OF EXCREMENT WHICH COMPRISES A BOWL, LIQUID CLEANSING MEANS SELECTIVELY RINSING SAID BOWL WITH A PREDETERMINED AMOUNT OF LIQUID, A COMBUSTION CHAMBER UNDERLYING SAID BOWL, CLOSURE MEANS FOR SAID COMBUSTION CHAMBER DISPOSED BETWEEN THE LOWER PART OF SAID BOWL AND SAID COMBUSTION CHAMBER, SAID CLOSURE MEANS SELECTIVELY OPENED TO PERMIT PASSAGE OF SAID LIQUID AND EXCREMENT, A GRATE IN SAID COMBUSTION CHAMBER DISPOSED ABOVE THE BOTTOM THEREOF TO RECEIVE SOLID EXCREMENT WITH SAID LIQUID AND LIQUID EXCREMENT BEING RECEIVED ON SAID BOTTOM, HEAT PRODUCING MEANS DIRECTING FLAME TOWARDS THE BOTTOM OF SAID COMBUSTION CHAMBER AND THENCE THROUGH SAID GRATE TO EFFECT THE COMBUSTION OF SAID EXCREMENT AND THE EVAPORATION OF SAID LIQUID, TEMPERATURE SENSING MEANS ASSOCIATED WITH SAID COMBUSTION CHAMBER ADAPTED TO CLOSE OFF SAID HEAT PRODUCING MEANS WHEN THE
Claim 2
Dependent Claim
134 words
A UNIT FOR DISPOSAL OF EXCREMENT WHICH COMPRISES A BOWL, LIQUID CLEANSING MEANS SELECTIVELY RINSING SAID BOWL WITH A PREDETERMINED AMOUNT OF LIQUID, A COMBUSTION CHAMBER UNDERLYING SAID BOWL, CLOSURE MEANS FOR SAID COMBUSTION CHAMBER DISPOSED BETWEEN THE LOWER PART OF SAID BOWL AND SAID COMBUSTION CHAMBER, SAID CLOSURE MEANS SELECTIVELY OPENED TO PERMIT PASSAGE OF SAID LIQUID AND EXCREMENT, A GRATE IN SAID COMBUSTION CHAMBER DISPOSED ABOVE THE BOTTOM THEREOF TO RECEIVE SOLID EXCREMENT WITH SAID LIQUID AND LIQUID EXCREMENT BEING RECEIVED ON SAID BOTTOM, HEAT PRODUCING MEANS DIRECTING FLAME TOWARDS THE BOTTOM OF SAID COMBUSTION CHAMBER AND THENCE THROUGH SAID GRATE TO EFFECT THE COMBUSTION OF SAID EXCREMENT AND THE EVAPORATION OF SAID LIQUID, TEMPERATURE SENSING MEANS ASSOCIATED WITH SAID COMBUSTION CHAMBER ADAPTED TO CLOSE OFF SAID HEAT PRODUCING MEANS WHEN THE
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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) | 1970-05-22 | 1970-11-21 | 1971-05-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-05-22 | 1974-11-21 | 1975-05-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-05-22 | 1978-11-21 | 1979-05-23 | $7700.00 | Window Closed / Lapsed |