US3192592A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hanger latch
Assignee: FMC Corp
•
Filing: 1964-05-27
•
Granted: 1965-07-06
•
Expires: 1984-05-27
Abstract
No abstract record available.
Inventors
- 👤 John R Yancey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:23
CPC Classifications
E; E21; E21B; E21B33/00; E21B33/02; E21B33/03; E21B33/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A HANGER FOR SUSPENDING PIPE WITHIN A WELL COMPRISING A DIAMETRICALLY SPLIT CYLINDRICAL BODY AND HAVING AN ANNULAR GROOVE IN THE PERIPHERY THEREOF, A LATCH MECHANISM COMPRISING A DIAMETRICALLY SPLIT RING MOUNTED IN SAID GROOVE FOR CIRCUMFERENTIAL MOVEMENT RELATIVE TO SAID BODY, SAID RING AND SAID GROOVE HAVING COMPLEMENTARY CROSS SECTIONAL CONFIGURATIONS WHEREBY SAID RING IS RESTRAINED FROM MOVEMENT RADIALLY OUT OF SAID GROOVE, AND RELEASABLY MEANS FORCING SAID RING AGAINST A SIDE WALL OF SAID GROOVE TO POSITIVELY ALIGN THE PARTS OF SAID BODY.
Claim 2
Dependent Claim
85 words
A HANGER FOR SUSPENDING PIPE WITHIN A WELL COMPRISING A DIAMETRICALLY SPLIT CYLINDRICAL BODY AND HAVING AN ANNULAR GROOVE IN THE PERIPHERY THEREOF, A LATCH MECHANISM COMPRISING A DIAMETRICALLY SPLIT RING MOUNTED IN SAID GROOVE FOR CIRCUMFERENTIAL MOVEMENT RELATIVE TO SAID BODY, SAID RING AND SAID GROOVE HAVING COMPLEMENTARY CROSS SECTIONAL CONFIGURATIONS WHEREBY SAID RING IS RESTRAINED FROM MOVEMENT RADIALLY OUT OF SAID GROOVE, AND RELEASABLY MEANS FORCING SAID RING AGAINST A SIDE WALL OF SAID GROOVE TO POSITIVELY ALIGN THE PARTS OF SAID BODY.
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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) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |