Patent US3103140A successfully refreshed from Google Patents.
US3103140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination tool head for finishing pipe ends
Assignee: United States Steel Corp
•
Filing: 1961-03-10
•
Granted: 1963-09-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
- 👤 Eugene B Connelly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:32
CPC Classifications
B; B23; B23B; B23B5/00; B23B5/16; B23B5/165; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5178; Y10T29/5199; Y10T408/00; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/8598; Y10T409/00; Y10T409/30; Y10T409/306664; Y10T409/306776; Y10T82/00; Y10T82/13; Y10T82/25; Y10T82/2522; Y10T82/2529
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
APPARATUS FOR FINISHING PIPE ENDS REGARDLESS OF THEIR BEING OUT-OF-ROUND AND EXHIBITING WALL-THICKNESS IRREGULARITIES COMPRISING A LATHE FACE PLATE, A BEARING PLATE SLIDABLE TRANSVERSELY THEREON, A RING SECURED TO SAID BEARING PLATE, A TOOL-MOUNTING PLATE JOURNALED FOR ROTATION IN SAID RING, A BLOCK MOUNTED ON AND PROJECTING FROM SAID TOOLMOUNTING PLATE ADAPTED TO ENGAGE INTERIORLY A PIPE END WHEN RELATIVE MOVEMENT TOWARD EACH OTHER OCCURS BETWEEN SAID END AND SAID FACE PLATE AND A BEVELING TOOL ON SAID TOOL-MOUNTING PLATE IN OPPOSED RELATION TO SAID
Claim 2
Dependent Claim
85 words
APPARATUS FOR FINISHING PIPE ENDS REGARDLESS OF THEIR BEING OUT-OF-ROUND AND EXHIBITING WALL-THICKNESS IRREGULARITIES COMPRISING A LATHE FACE PLATE, A BEARING PLATE SLIDABLE TRANSVERSELY THEREON, A RING SECURED TO SAID BEARING PLATE, A TOOL-MOUNTING PLATE JOURNALED FOR ROTATION IN SAID RING, A BLOCK MOUNTED ON AND PROJECTING FROM SAID TOOLMOUNTING PLATE ADAPTED TO ENGAGE INTERIORLY A PIPE END WHEN RELATIVE MOVEMENT TOWARD EACH OTHER OCCURS BETWEEN SAID END AND SAID FACE PLATE AND A BEVELING TOOL ON SAID TOOL-MOUNTING PLATE IN OPPOSED RELATION TO SAID
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-09 | 1967-03-11 | 1967-09-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-09 | 1971-03-11 | 1971-09-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-09 | 1975-03-11 | 1975-09-10 | $7700.00 | Window Closed / Lapsed |