US3240232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pipe thread protector
Assignee: Individual
•
Filing: 1962-07-27
•
Granted: 1966-03-15
•
Expires: 1982-07-27
Abstract
No abstract record available.
Inventors
- 👤 Carrol J Matherne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:10
CPC Classifications
B; B65; B65D; B65D59/00; E; E21; E21B; E21B17/00; E21B17/006; E21B19/00; E21B19/14; E21B19/15; E21B19/155; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1418; Y10T24/142
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A PIPE PROTECTOR COMPRISING AN ARCUATE C-SHAPED BODY OF A RESILIENTLY DEFORMABLE MATERIAL FOR COMPRESSIVELY EMBRACING A PROTECTIVELY ENCLOSING THE THREADED EXTREMITY OF SAID PIPE, A QUICK RELEASABLE FASTENER JOINING THE ENDS OF SAID BODY AND OPERABLE TO CIRCUMFERENTIALLY TENSION AND RELEASE SAID ENDS, SAID FASTENER BEING MOUNTED AND RECESSED WITHIN SAID BODY WHEREBY IN THE TENSIONED POSITION OF THE FASTENER AND BODY ALL PORTIONS OF THE FORMER ARE RECESSED INTO THE LATTER, SAID FASTENER INCLUDING AN ANCHOR BRACKET AND A LEVER BRACKET EACH RECESSED AND FIXEDLY SECURED IN AN ADJACENT END OF SAID BODY, AN ANCHOR LINK SECURED TO SAID ANCHOR BRACKET AND A LATCH LEVER PIVOTED TO SAID LEVER BRACKET, SAID ANCHOR LINK HAVING AN OVER-CENTER PIVOT CONNECTION TO SAID LATCH LEVER, A SUSPENDING SLOT IN SAID LATCH LEVER.
Claim 2
Dependent Claim
131 words
A PIPE PROTECTOR COMPRISING AN ARCUATE C-SHAPED BODY OF A RESILIENTLY DEFORMABLE MATERIAL FOR COMPRESSIVELY EMBRACING A PROTECTIVELY ENCLOSING THE THREADED EXTREMITY OF SAID PIPE, A QUICK RELEASABLE FASTENER JOINING THE ENDS OF SAID BODY AND OPERABLE TO CIRCUMFERENTIALLY TENSION AND RELEASE SAID ENDS, SAID FASTENER BEING MOUNTED AND RECESSED WITHIN SAID BODY WHEREBY IN THE TENSIONED POSITION OF THE FASTENER AND BODY ALL PORTIONS OF THE FORMER ARE RECESSED INTO THE LATTER, SAID FASTENER INCLUDING AN ANCHOR BRACKET AND A LEVER BRACKET EACH RECESSED AND FIXEDLY SECURED IN AN ADJACENT END OF SAID BODY, AN ANCHOR LINK SECURED TO SAID ANCHOR BRACKET AND A LATCH LEVER PIVOTED TO SAID LEVER BRACKET, SAID ANCHOR LINK HAVING AN OVER-CENTER PIVOT CONNECTION TO SAID LATCH LEVER, A SUSPENDING SLOT IN SAID LATCH LEVER.
References Cited (Backward Citations)
US440168A
Cited
US1148472A
Cited
US2141381A
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US2197531A
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US2251428A
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US2628134A
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US2762436A
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US2880761A
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US3038502A
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US3055424A
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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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |