Patent US2258294A successfully refreshed from Google Patents.
Patent US3301737A successfully refreshed from Google Patents.
US3301737A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for making hollow plastic articles
Assignee: Individual
•
Filing: 1965-02-12
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Granted: 1967-01-31
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Expires: 1985-02-12
Abstract
No abstract record available.
Inventors
- 👤 Schmidt Max
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:21
CPC Classifications
B; B29; B29C; B29C37/00; B29C37/0003; B29C65/00; B29C65/02; B29C65/06; B29C65/0672; B29C65/78; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/13; B29C66/131; B29C66/1312; B29C66/50; B29C66/51; B29C66/54; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81411; B29C66/81421; B29C66/81423; B29C66/82; B29C66/822; B29C66/8222; B29C66/824; B29C66/8242; B29C66/83; B29C66/832; B29C66/8322; B29L; B29L2031/00; B29L2031/54; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/125; Y10T156/17; Y10T156/1702; Y10T156/1744
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
A MACHINE FOR MAKING HOLLOW BODIES FROM A WORKPIECE DEFINED BY UPPER AND LOWER SUBSTNATIALLY PLANAR STRIPS OF THERMOPLASTIC SYNTHETIC MATERIAL HAVING A SERIES OF AXIALLY SPACED COMPLEMENTATY OPPOSED CUP-SHAPED PORTIONS JOINTLY PROVIDING A SERIES OF AXIALLY SPACED HOLLOW BODIES, COMPRISING A SUPPORTING SURFACE, A GUIDE MEANS ON SAID SUPPORTING SURFACE TO WHICH THE WORKPIECE IS FED, CUTTING MEANS ON SAID SUPPORTING SURFACE OPERABLY RELATED TO SAID GUIDE MEANS, MEANS ON SAID SUPPORTING SURFACE FOR MOVING THE WORPIECE FROM THE GUIDE MEANS TO THE CUTTING MEANS FOR CUTTING THE WORKPIECE TRANSVERSELY BETWEEN ADJACENT CUP-SHAPED PORTIONS, WELDING MEANS IN PROXIMITY TO SAID CUTTING MEANS INCLUDIG A LOWER DIE CARRIED BY SAID SUPPORTING SURFACE, AN UPPER DIE, MEANS MOUNTING SAID UPPER DIE FOR MOVEMENT TOWARD AND AWAY FROM SAID LOWE DIE, AND MEANS FOR EFFECTING RELATIVE ROTATION BETWEEN SAID UPPER AND LOWER DIES, MEANS ON SAID SUPPORTING SURFACE FOR CONVEYING A CUT SECTION OF SAID WORKPIECE TO SAID LOWER DIE SO THAT UPON MOVEMENT OF THE UPER DIE INTO OPERATIVE RELATIONSHIP TO THE LOWER DIE AND UPON RELATIVE ROTATION BEING EFFECTED BETWEEN SAID
Claim 2
Dependent Claim
181 words
A MACHINE FOR MAKING HOLLOW BODIES FROM A WORKPIECE DEFINED BY UPPER AND LOWER SUBSTNATIALLY PLANAR STRIPS OF THERMOPLASTIC SYNTHETIC MATERIAL HAVING A SERIES OF AXIALLY SPACED COMPLEMENTATY OPPOSED CUP-SHAPED PORTIONS JOINTLY PROVIDING A SERIES OF AXIALLY SPACED HOLLOW BODIES, COMPRISING A SUPPORTING SURFACE, A GUIDE MEANS ON SAID SUPPORTING SURFACE TO WHICH THE WORKPIECE IS FED, CUTTING MEANS ON SAID SUPPORTING SURFACE OPERABLY RELATED TO SAID GUIDE MEANS, MEANS ON SAID SUPPORTING SURFACE FOR MOVING THE WORPIECE FROM THE GUIDE MEANS TO THE CUTTING MEANS FOR CUTTING THE WORKPIECE TRANSVERSELY BETWEEN ADJACENT CUP-SHAPED PORTIONS, WELDING MEANS IN PROXIMITY TO SAID CUTTING MEANS INCLUDIG A LOWER DIE CARRIED BY SAID SUPPORTING SURFACE, AN UPPER DIE, MEANS MOUNTING SAID UPPER DIE FOR MOVEMENT TOWARD AND AWAY FROM SAID LOWE DIE, AND MEANS FOR EFFECTING RELATIVE ROTATION BETWEEN SAID UPPER AND LOWER DIES, MEANS ON SAID SUPPORTING SURFACE FOR CONVEYING A CUT SECTION OF SAID WORKPIECE TO SAID LOWER DIE SO THAT UPON MOVEMENT OF THE UPER DIE INTO OPERATIVE RELATIONSHIP TO THE LOWER DIE AND UPON RELATIVE ROTATION BEING EFFECTED BETWEEN SAID
References Cited (Backward Citations)
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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) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |