Patent US3415915A successfully refreshed from Google Patents.
US3415915A
Expired / Lapsed
US
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Continuous method and means for the manufacture of hollow objects
Assignee: Tuboplast France SA
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Filing: 1965-09-10
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Granted: 1968-12-10
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Expires: 1985-09-10
Abstract
No abstract record available.
Inventors
- 👤 Lecluyse Edouard
- 👤 Beranger Antoine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:51
CPC Classifications
C; C03; C03B; C03B23/00; C03B23/04; C03B23/07; B; B29; B29C; B29C49/00; B29C49/28; B29C49/30; B29C49/36; B29C49/42; B29C49/4205; B29C49/42073; B29C49/42093; B29C49/42095; B29C49/42101; B29C33/00; B29C33/20; B29C33/26; B29C49/42051; B29C49/42057; B29C49/56; B29C49/5601; B29C49/5602; B29C49/64; B29C49/68; B29C49/682; Y; Y10; Y10S; Y10S425/00; Y10S425/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
A METHOD OF CONTINUOUSLY FORMING HOLLOW OBJECTS WHICH COMPRISES MOUNTING A SERIES OF PREFORMS UPON A CONTINUOUSLY MOVING CHAIN CONVEYOR, PASSING THE CHAIN CONVEYOR AND THE SUPPORTED PREFORMS THROUGH AN OVEN HEATED TO THE SOFTENING POINT OF THE PREFORMS, PASSING THE CHAIN AND PREFORMS IN SYNCHRONISM INTO OPERATIVE CONTACT WITH A RESPECTIVE ONE OF A SERIES OF MOLDS, INTRODUCING EACH PREFORM THEREON, SEQUENTIALLY INTO A MOLD, CLOSING THE MOLD OVER THE PREFORM, BLOWING THE PREFORM TO THE SHAPE OF THE MOLD, OPENING THE MOLD, AND REMOVING THE MOLDED SHAPE FROM THE MOVING CHAIN.
Claim 2
Independent Claim
93 words
A METHOD OF CONTINUOUSLY FORMING HOLLOW OBJECTS WHICH COMPRISES MOUNTING A SERIES OF PREFORMS UPON A CONTINUOUSLY MOVING CHAIN CONVEYOR, PASSING THE CHAIN CONVEYOR AND THE SUPPORTED PREFORMS THROUGH AN OVEN HEATED TO THE SOFTENING POINT OF THE PREFORMS, PASSING THE CHAIN AND PREFORMS IN SYNCHRONISM INTO OPERATIVE CONTACT WITH A RESPECTIVE ONE OF A SERIES OF MOLDS, INTRODUCING EACH PREFORM THEREON, SEQUENTIALLY INTO A MOLD, CLOSING THE MOLD OVER THE PREFORM, BLOWING THE PREFORM TO THE SHAPE OF THE MOLD, OPENING THE MOLD, AND REMOVING THE MOLDED SHAPE FROM THE MOVING CHAIN.
References Cited (Backward Citations)
US2712161A
Cited
US2750624A
Cited
US2978745A
Cited
US3204018A
Cited
US3079637A
Cited
US3149373A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |