Patent US3797205A successfully refreshed from Google Patents.
US3797205A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ash tray smoke remover
Assignee: Individual
•
Filing: 1972-03-06
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Granted: 1974-03-19
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Expires: 1992-03-06
Abstract
Abstract An ash tray is combined with an optionally actuable smoking air filter system and ducts adjustable to be moved to the smoke source for sucking in the smoking air.
Inventors
- 👤 I Weisskopf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 13:42
CPC Classifications
B; B08; B08B; B08B15/00; A; A24; A24F; A24F19/00; A24F19/0042; B01; B01D; B01D46/00
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
195 words
An ash tray smoke remover comprising A base, an ash receiving means in said base; a rim above said base; hinge means attaching said rim to said base; spring means attached to said base below said hinge and biased to open said rim away from said base; spring release means for holding said rim to said base, said release means being vertically movable along with said rim; air filter means in said base; a conduit in said base in fluid communication at one end with said air filter means, said conduit including an intake trunk at its other end with at least one adjustable branch, said at least one branch having an opening in communication with the region above said rim; suction means in said base and in fluid communication with said filter and said conduit for withdrawing smoke from the area of said branch opening; switch means operably connected to said suction means, said switch means being positioned below said spring release means and being operable to actuate said suction means when said rim is depressed along with said spring release means; and an outlet means to conduct filtered air from said suction means.
Claim 2
Dependent Claim
195 words
An ash tray smoke remover comprising A base, an ash receiving means in said base; a rim above said base; hinge means attaching said rim to said base; spring means attached to said base below said hinge and biased to open said rim away from said base; spring release means for holding said rim to said base, said release means being vertically movable along with said rim; air filter means in said base; a conduit in said base in fluid communication at one end with said air filter means, said conduit including an intake trunk at its other end with at least one adjustable branch, said at least one branch having an opening in communication with the region above said rim; suction means in said base and in fluid communication with said filter and said conduit for withdrawing smoke from the area of said branch opening; switch means operably connected to said suction means, said switch means being positioned below said spring release means and being operable to actuate said suction means when said rim is depressed along with said spring release means; and an outlet means to conduct filtered air from said suction means.
Claim 3
Dependent Claim
40 words
The invention of claim 1 wherein at least one said branch is of a length to be set near said rim and at least one branch is of greater length and adjustable away from said ash tray toward a smoker.
Claim 4
Dependent Claim
13 words
The invention of claim 1 wherein said conduit includes means to deflect ashes.
Claim 5
Dependent Claim
20 words
The invention of claim 3 wherein said deflection means is adapted to deflect said ashes toward said ash receiving means.
Claim 6
Dependent Claim
15 words
The invention of claim 4 wherein said ash receiving means is removable from said base.
Claim 7
Dependent Claim
11 words
The invention of claim 4 wherein said deflection means is conical.
Claim 8
Dependent Claim
18 words
The invention of claim 1 wherein said conduit includes a lip for attaching said trunk to said conduit.
Claim 9
Dependent Claim
10 words
The invention of claim 1 wherein said trunk is rotatable.
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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) | 1977-03-18 | 1977-09-17 | 1978-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-18 | 1981-09-17 | 1982-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-18 | 1985-09-17 | 1986-03-19 | $7700.00 | Window Closed / Lapsed |