US3147984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Toric packings
Assignee: Joint Francais SNC
•
Filing: 1961-05-09
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Granted: 1964-09-08
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Expires: 1981-05-09
Abstract
No abstract record available.
Inventors
- 👤 Benoit Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:47
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/32
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A TORIC PACKING TO INSURE FLUID TIGHTNESS PARTICULARLY FOR LIQUIDS UNDER PRESSURE, COMPRISING AN ANNULAR BODY PORTION, AND A PLURALITY OF NIPPLES LOCATED ALONG A SINGLE ROW AND WIDELY SPACED AROUND THE CIRCUMFERENCE OF SAID BODY PORTION, ALTERNATE ONES OF SAID NIPPLES PROJECTING ON OPPOSITE SIDES OF A PLANE DEFINED BY SAID BODY PORTION, THE BASE OF SAID NIPPLES BEING APPROXIMATELY EQUAL TO THE WIDTH OF THE ANNULAR BODY PORTION.
Claim 2
Dependent Claim
70 words
A TORIC PACKING TO INSURE FLUID TIGHTNESS PARTICULARLY FOR LIQUIDS UNDER PRESSURE, COMPRISING AN ANNULAR BODY PORTION, AND A PLURALITY OF NIPPLES LOCATED ALONG A SINGLE ROW AND WIDELY SPACED AROUND THE CIRCUMFERENCE OF SAID BODY PORTION, ALTERNATE ONES OF SAID NIPPLES PROJECTING ON OPPOSITE SIDES OF A PLANE DEFINED BY SAID BODY PORTION, THE BASE OF SAID NIPPLES BEING APPROXIMATELY EQUAL TO THE WIDTH OF THE ANNULAR BODY PORTION.
References Cited (Backward Citations)
US662003A
Cited
GB191405175A
Cited
DE661265C
Cited
US2247609A
Cited
US2571500A
Cited
US3032062A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |