Patent US3182103A successfully refreshed from Google Patents.
US3182103A
Expired / Lapsed
US
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Process and apparatus for treating hollow thermoplastic articles
Assignee: OI Glass Inc
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Filing: 1961-11-20
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Granted: 1965-05-04
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Expires: 1981-11-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Spencer L Blaylock
- 👤 Wilbur A Schaich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:42
CPC Classifications
B; B29; B29C; B29C49/00; B29C59/00; B29C59/10; B29C59/103
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
A PROCESS FOR FORMING AND TREATING A HOLLOW THERMOPLASTIC ARTICLE COMPRISING THE STEPS OF FORMING A HOLLOW PARISON OF THE THERMOPLASTIC MATERIAL, PLACING SAID PARISON IN AN ELECTRICALLY CONDUCTING MOLD, EXPANDING SAID PARISON TO THE WALLS OF SAID MOLD BY INTRODUCING A FLUID UNDER PRESSURE INTO THE INTERIOR OF SAID PARISON, SAID FLUID CONSISTING OF AN ELECTRICALLY CONDUCTING FLUID, AND IMPOSING AN ELECTRIC POTENTIAL BETWEEN SAID MOLD AND FLUID TO PRODUCE AN ELECTROSTATIC DISCHARGE THROUGH THE SURFACE OF SAID ARTICLE TO BE TREATED.
Claim 2
Dependent Claim
83 words
A PROCESS FOR FORMING AND TREATING A HOLLOW THERMOPLASTIC ARTICLE COMPRISING THE STEPS OF FORMING A HOLLOW PARISON OF THE THERMOPLASTIC MATERIAL, PLACING SAID PARISON IN AN ELECTRICALLY CONDUCTING MOLD, EXPANDING SAID PARISON TO THE WALLS OF SAID MOLD BY INTRODUCING A FLUID UNDER PRESSURE INTO THE INTERIOR OF SAID PARISON, SAID FLUID CONSISTING OF AN ELECTRICALLY CONDUCTING FLUID, AND IMPOSING AN ELECTRIC POTENTIAL BETWEEN SAID MOLD AND FLUID TO PRODUCE AN ELECTROSTATIC DISCHARGE THROUGH THE SURFACE OF SAID ARTICLE TO BE TREATED.
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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) | 1968-05-03 | 1968-11-02 | 1969-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-05-03 | 1972-11-02 | 1973-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-05-03 | 1976-11-02 | 1977-05-04 | $7700.00 | Window Closed / Lapsed |