US3173272A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cable layers
Assignee: Deere and Co
•
Filing: 1961-03-29
•
Granted: 1965-03-16
•
Expires: 1981-03-29
Abstract
No abstract record available.
Inventors
- 👤 William E Knapp
- 👤 Edwin F Wadelton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:17
CPC Classifications
E; E02; E02F; E02F5/00; E02F5/02; E02F5/10; E02F5/102; H; H02; H02G; H02G1/00; H02G1/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
129 words
A CABLE GUIDE FOR A CABLE-LAYING IMPLEMENT HAVING A GENERALLY VERTICAL STANDARD, SAID GUIDE COMPRISING MEANS FORMING A GENERALLY VERTICAL CABLE-RECEIVING CHANNEL AT THE REAR OF SAID STANDARD, A REMOVABLE GENERALLY VERTICAL GATE CLOSING SAID CHANNEL AND INCLUDING A LOWER REARWARDLY CURVED END PORTION, A SECTION OF ROLLER CHAIN EXTENDING AROUND SAID CURVED END PORTION, SAID CHAIN SECTION HAVING UPPER AND LOWER END, MEANS FIXING THE UPPER END OF SAID ROLLER CHAIN SECTION TO SAID GATE GENERALLY AT THE UPPER PORTION OF SAID CURVED GATE PORTION, AND MEANS FIXING THE LOWER END OF SAID ROLLER CHAIN SECTION GENERALLY AT THE LOWER PORTION OF SAID CURVED GATE PORTION, THEREBY DISPOSIND THE ROLLERS OF SAID CHAIN SECTION SO AS TO ROTATE ABOUT FIXED GENERALLY PARALLEL AXES AND SHIFTABLY RECEIVE SAID CABLE.
References Cited (Backward Citations)
US2254324A
Cited
FR865499A
Cited
US2441153A
Cited
FR56560E
Cited
US2652143A
Cited
US2812731A
Cited
US2900931A
Cited
US2938614A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-03-15 | 1968-09-14 | 1969-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-03-15 | 1972-09-14 | 1973-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-03-15 | 1976-09-14 | 1977-03-16 | $7700.00 | Window Closed / Lapsed |