US3177278A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of forming cup shaped bodies
Assignee: Plastics Inc
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Filing: 1959-11-09
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Granted: 1965-04-06
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Expires: 1979-11-09
Abstract
No abstract record available.
Inventors
- 👤 Paul K Schilling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:04
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/16; B29C45/0053; B29C45/0055; B29C45/14; B29C67/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
123 words
THE METHOD OF PRODUCING A PLASTIC CUP HAVING AN ATTACHED HANDLE, THE METHOD CONSISTING IN MOLDING THE CUP OF THERMOPLASTIC RESIN POWDER, FORMING THE HANDLE STRAP OF GREATER THICKNESS THAN THE CUP BODY AND EXTENDING SUBSTANTIALLY THEREFROM, REMOVING THE CUP FROM THE MOLD WHILE THE PLASTIC IN THE HANDLE STRAP IS STILL IN A PLIABLE CONDITION BUT AFTER THE CUP BODY IS RELATIVELY RIGID, AND BENDING THE HANDLE STRAP INTO A ROUNDED SHAPE WHILE THE HANDLE BUT NOT THE CUP BODY IS STILL IN A PLASTIC CONDITION, THERE BEING A TIME LAPSE BETWEEN THE MOLDING OF THE CUP IN THE MOLD AND THE BENDING OF THE HANDLE DURING WHICH THE THINNER CUP BODY GOES THROUGH A GREATER CHANGE OF TEMPERATURE THAN THE HANDLE.
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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) | 1968-04-05 | 1968-10-05 | 1969-04-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-04-05 | 1972-10-05 | 1973-04-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-04-05 | 1976-10-05 | 1977-04-06 | $7700.00 | Window Closed / Lapsed |