Patent US3608146A successfully refreshed from Google Patents.
US3608146A
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Apparatus for forming plastic tubular articles
Assignee: Kimble Glass Inc
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Filing: 1968-04-22
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Granted: 1971-09-28
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Expires: 1988-04-22
Abstract
Abstract THE PRESENT DISCLOSURE RELATES TO APPARATUS AND METHOD FOR CONVEYING AND TRANSFORMING TUBULAR THERMOPLASTIC BLANKS INTO TUBLAR PIPETS, MEDICINE DROPPERS, BURETTE POINTS, AMPULS, AND THE LIKE, WHILE ADVANCING CONTINUOUSLY ALONG A PRESCRIBED PATH. THE DISCLOSURE HAS PARTICULAR UTILITY IN FORMING DISPOSABLE PIPLETS MADE OF THERMOPLASTIC MATERIAL SUCH AS POLYSTYRENE AND THE LIKE.
Inventors
- 👤 Russell Eugene Dunipace
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:00
CPC Classifications
B; B29; B29C; B29C55/00; B29C55/22; B26; B26D; B26D3/00; B26D3/16; B29C31/00; B29C31/002; B29K; B29K2025/00; B29L; B29L2023/00; B29L2031/00; B29L2031/753; Y; Y10; Y10S; Y10S425/00; Y10S425/053; Y10T; Y10T225/00; Y10T225/30; Y10T225/307; Y10T225/321; Y10T225/325
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-09-27 | 1975-03-29 | 1975-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-09-27 | 1979-03-29 | 1979-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-09-27 | 1983-03-29 | 1983-09-28 | $7700.00 | Window Closed / Lapsed |