Patent US2735137A successfully refreshed from Google Patents.
US2735137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Theodore a
Assignee: —
•
Filing: —
•
Granted: 1956-02-21
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Expires: 1973-02-21
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:52
CPC Classifications
B; B29; B29C; B29C41/00; B29C41/34; B29C41/42; B29C37/00; B29C37/0003; B29C37/0014; B29C41/02; B29C41/04; B29C41/042; B29C33/00; B29C33/44; B29C33/442; B29C33/444; B29K; B29K2021/00; B29K2101/00; B29K2101/10; B29L; B29L2031/00; B29L2031/52; B29L2031/5209; B29L2031/5218; Y; Y10; Y10S; Y10S264/00; Y10S264/78
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
APPARATUS FOR STRIPPING A FLEXIBLE HOLLOW ARTICLE HAVING AN APERTURE FROM A REENTRANT MOLD CAVITY IN WHICH IT WAS FORMED, SAID APPARATUS COMPRISING A ROTATABLE SPINDLE, A CONICAL SCREW-THREADED CLAMPING MEMBER SECURED TO THE END OF SAID SPINDLE FOR EXPANDING THE APERTURE AND ENTERING THE ARTICLE, A SECOND CLAMPING MEMBER MOUNTED ON SAID SPINDLE FOR CLAMPING MARGINS OF THE ARTICLE ABOUT ITS APERTURE TO SAID CONICAL CLAMPING MEMBER, AND A PASSAGE THROUGH SAID CONICAL CLAMPING MEMBER AND SAID SPINDLE AND COMMUNICATING WITH THE ATMOSPHERE FOR PROVIDING ESCAPE OF AIR FROM THE ARTICLE.
Claim 2
Dependent Claim
92 words
APPARATUS FOR STRIPPING A FLEXIBLE HOLLOW ARTICLE HAVING AN APERTURE FROM A REENTRANT MOLD CAVITY IN WHICH IT WAS FORMED, SAID APPARATUS COMPRISING A ROTATABLE SPINDLE, A CONICAL SCREW-THREADED CLAMPING MEMBER SECURED TO THE END OF SAID SPINDLE FOR EXPANDING THE APERTURE AND ENTERING THE ARTICLE, A SECOND CLAMPING MEMBER MOUNTED ON SAID SPINDLE FOR CLAMPING MARGINS OF THE ARTICLE ABOUT ITS APERTURE TO SAID CONICAL CLAMPING MEMBER, AND A PASSAGE THROUGH SAID CONICAL CLAMPING MEMBER AND SAID SPINDLE AND COMMUNICATING WITH THE ATMOSPHERE FOR PROVIDING ESCAPE OF AIR FROM THE ARTICLE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-02-20 | 1959-08-22 | 1960-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-02-20 | 1963-08-22 | 1964-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-02-20 | 1967-08-22 | 1968-02-21 | $7700.00 | Window Closed / Lapsed |