US3255494A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for making applicator
Assignee: Johnson and Johnson
•
Filing: 1964-07-20
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Granted: 1966-06-14
•
Expires: 1984-07-20
Abstract
No abstract record available.
Inventors
- 👤 Heinz P Bloch
- 👤 Robert S Russell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:55
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/15; A61F13/38; A61F13/385; B; B29; B29C; B29C31/00; B29C31/002; B29C57/00; B29C59/00; B29C59/02; B29C59/021; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1089; Y10T156/109; Y10T428/00; Y10T428/249921; Y10T428/249924; Y10T428/24994
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
132 words
THE PROCESS OF MANUFACTURING AN ABSORBENT SWAB FROM A STRUCTURALLY FIRM HOLLOW THERMOPLASTIC STICK WHICH COMPRISES INSTANTANEOUSLY HEATING A PORTION OF ONE END OF THE STICK BY DRAWING IT BETWEEN HEATED JAWS SPACED FROM ONE ANOTHER BY A DISTANCE SLIGHTLY LESS THAN THE OUTSIDE DIMENSION OF THE STICK, THE SURFACES OF THE JAWS CONTACTING THE STICK BEING HEATED TO A TEMPERATURE IN EXCESS OF THE FUSING TEMPERATURE OF THE STICK IN SUCH A WAY AS TO FUSE SAID PORTION WITHOUT DESTROYING THE STRUCTURAL INTEGRITY OF THE STICK, APPLYING A WAD OF CELLULOSIC FIBROUS MATERIAL AROUND SAID HEAT FUSED PORITON BEFORE IT HAS FULLY SOLIDIFIED, AND THEN ALLOWING THE STICK TO COOL AND FULLY SOLIDIFY WHEREBY THE FIBERS OF THE WAD IN CONTACT WITH SAID HEAT FUSED PORTION BECOME IMBEDDED IN THE STICK.
Claim 2
Dependent Claim
132 words
THE PROCESS OF MANUFACTURING AN ABSORBENT SWAB FROM A STRUCTURALLY FIRM HOLLOW THERMOPLASTIC STICK WHICH COMPRISES INSTANTANEOUSLY HEATING A PORTION OF ONE END OF THE STICK BY DRAWING IT BETWEEN HEATED JAWS SPACED FROM ONE ANOTHER BY A DISTANCE SLIGHTLY LESS THAN THE OUTSIDE DIMENSION OF THE STICK, THE SURFACES OF THE JAWS CONTACTING THE STICK BEING HEATED TO A TEMPERATURE IN EXCESS OF THE FUSING TEMPERATURE OF THE STICK IN SUCH A WAY AS TO FUSE SAID PORTION WITHOUT DESTROYING THE STRUCTURAL INTEGRITY OF THE STICK, APPLYING A WAD OF CELLULOSIC FIBROUS MATERIAL AROUND SAID HEAT FUSED PORITON BEFORE IT HAS FULLY SOLIDIFIED, AND THEN ALLOWING THE STICK TO COOL AND FULLY SOLIDIFY WHEREBY THE FIBERS OF THE WAD IN CONTACT WITH SAID HEAT FUSED PORTION BECOME IMBEDDED IN THE STICK.
References Cited (Backward Citations)
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US2228599A
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US2294480A
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US2490168A
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US2664316A
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US2678665A
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US2705009A
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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) | 1969-06-13 | 1969-12-13 | 1970-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-13 | 1973-12-13 | 1974-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-13 | 1977-12-13 | 1978-06-14 | $7700.00 | Window Closed / Lapsed |