US3095108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self cleaning ash tray
Assignee: Individual
•
Filing: 1961-09-05
•
Granted: 1963-06-25
•
Expires: 1981-09-05
Abstract
No abstract record available.
Inventors
- 👤 Archibald M Mckenzie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:33
CPC Classifications
A; A24; A24F; A24F19/00; A24F19/0021
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A SELF-CLEANING ASH TRAY COMPRISING A CASING HAVING A TOP OPENING, A PLATE DEPRESSABLY SUPPORTED IN THE CASING BENEATH THE TOP OPENING, SAID PLATE BEING SLIDABLY MOUNTED FOR RECIPROCATORY MOVEMENT IN A HORIZONTAL PLANE, A WIPER BLADE ENGAGING THE TOP SURFACE OF THE PLATE ADJACENT A SIDE EDGE THEREOF, A MOTOR IN THE CASING AND HAVING A DRIVE SHAFT, RECIPROCATING MEANS OPERATIVELY CONNECTING THE DRIVE SHAFT OF THE MOTOR TO THE PLATE, MEANS FOR STARTING THE MOTOR IN RESPONSE TO DOWNWARD PRESSURE BEING APPLIED TO THE PLATE AND MEANS FOR STOPPING THE MOTOR AS THE PLATE RETURNS TO ITS ORIGINAL POSITION BENEATH THE TOP OPENING.
Claim 2
Dependent Claim
105 words
A SELF-CLEANING ASH TRAY COMPRISING A CASING HAVING A TOP OPENING, A PLATE DEPRESSABLY SUPPORTED IN THE CASING BENEATH THE TOP OPENING, SAID PLATE BEING SLIDABLY MOUNTED FOR RECIPROCATORY MOVEMENT IN A HORIZONTAL PLANE, A WIPER BLADE ENGAGING THE TOP SURFACE OF THE PLATE ADJACENT A SIDE EDGE THEREOF, A MOTOR IN THE CASING AND HAVING A DRIVE SHAFT, RECIPROCATING MEANS OPERATIVELY CONNECTING THE DRIVE SHAFT OF THE MOTOR TO THE PLATE, MEANS FOR STARTING THE MOTOR IN RESPONSE TO DOWNWARD PRESSURE BEING APPLIED TO THE PLATE AND MEANS FOR STOPPING THE MOTOR AS THE PLATE RETURNS TO ITS ORIGINAL POSITION BENEATH THE TOP OPENING.
References Cited (Backward Citations)
US2588537A
Cited
US2536078A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |