US3228066A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forming press
Assignee: Individual
•
Filing: 1963-04-22
•
Granted: 1966-01-11
•
Expires: 1983-04-22
Abstract
No abstract record available.
Inventors
- 👤 Rippstein Marly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 09:33
CPC Classifications
B; B29; B29C; B29C51/00; B29C51/26; B29C51/261; B29C51/08; B29C51/082; Y; Y10; Y10S; Y10S425/00; Y10S425/048
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
82 words
A FORMING PRESS FOR THE PRODUCTION OF ARTICLES FROM PLASTIC FOIL, COMPRISING FORMING TOOLS, A PAIR OF SPACED ENDLESS CONVERYOR CHAINS FOR FEEDING PLASTIC FOIL TO SAID FORMING TOOLS, THE CHAIN LINKS OF SAID CONVEYOR CHAINS BEING PROVIDED WITH PROTRUDING DRIVER MEANS ADAPTED TO PENETRATE THROUGH MARGINAL PORTIONS OF THE FOIL TO BE FED TO THE FORMING TOOLS, HEATING UNITS FOR HEATING THE FOIL SUPPLIED TO THE CONVEYOR CHAINS AND MEANS FOR COOLING THE CHAINS IN THE REGION OF SAID HEATING UNITS.
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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |