US3103897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Track cleaning car
Assignee: Walter E Heller and Co Inc
•
Filing: 1957-11-05
•
Granted: 1963-09-17
•
Expires: 1977-11-05
Abstract
No abstract record available.
Inventors
- 👤 Joseph L Bonanno
- 👤 Pettit Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:17
CPC Classifications
E; E01; E01H; E01H8/00; E01H8/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A TOY RAILWAY CAR, FOR CLEANING, LUBRICATING OR WETTING TRACKS INCLUDING A RAILWAY CAR FRAME, CAR WHEELS ROTATABLY MOUNTED ON SAID FRAME AND ARRANGED TO OPERATIVELY ENGAGE A TRACK STRUCTURE TO PERMIT MOVEMENT OF THE CAR THEREOVER, A LIQUID APPLYING MEMBER ROTATABLY MOUNTED ON SAID FRAME AND EXTENDING DOWNWARDLY THEREFROM INTO CONTACT WITH THE TRACKS, MEANS ON SAID FRAME TO ROTATE SAID LIQUID APPLYING MEMBER, AND LIQUID RESERVOIR MEANS MOUNTED ON SAID FRAME AND CONNECTING SAID MEMBER WHEREBY TO SUPPLY LIQUID THERETO.
Claim 2
Dependent Claim
82 words
A TOY RAILWAY CAR, FOR CLEANING, LUBRICATING OR WETTING TRACKS INCLUDING A RAILWAY CAR FRAME, CAR WHEELS ROTATABLY MOUNTED ON SAID FRAME AND ARRANGED TO OPERATIVELY ENGAGE A TRACK STRUCTURE TO PERMIT MOVEMENT OF THE CAR THEREOVER, A LIQUID APPLYING MEMBER ROTATABLY MOUNTED ON SAID FRAME AND EXTENDING DOWNWARDLY THEREFROM INTO CONTACT WITH THE TRACKS, MEANS ON SAID FRAME TO ROTATE SAID LIQUID APPLYING MEMBER, AND LIQUID RESERVOIR MEANS MOUNTED ON SAID FRAME AND CONNECTING SAID MEMBER WHEREBY TO SUPPLY LIQUID THERETO.
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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) | 1966-09-16 | 1967-03-18 | 1967-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-16 | 1971-03-18 | 1971-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-16 | 1975-03-18 | 1975-09-17 | $7700.00 | Window Closed / Lapsed |