Patent US3176349A successfully refreshed from Google Patents.
US3176349A
Expired / Lapsed
US
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Plastic film forming apparatus
Assignee: Dynamics Corp of America
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Filing: 1962-12-26
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Granted: 1965-04-06
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Expires: 1982-12-26
Abstract
No abstract record available.
Inventors
- 👤 Meisner Paul
- 👤 Fred A Groth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:05
CPC Classifications
B; B29; B29C; B29C51/00; B29C51/26; B29C51/261; B29C51/262; Y; Y10; Y10S; Y10S425/00; Y10S425/048
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
AN APPARATUS FOR FORMING PLASTIC FILM COMRPSING A FILM SUPPLY MEANS, A FILM FORMIN STATION, FIRST FILM CLAMPING MEANS, MEANS FOR OPERATING SAID FIRST CLAMPING MEANS TO MOVE SAID FILM INTO SAID FORMING STATION, SECOND CLAMPING MEANS ADAPTED TO ENGAGE SAID FILM CLAMPING FORMING STATION, MEANS FOR RELEASING SAID FIRST CLAMPING MEANS, A HEATING MEANS FOR USE IN FORMING SAID FILM, MEANS FOR POSITIONING SAID HEATING MEANS OVER SAID FILM WHEN SAID FIRST CLAMPING MEANS IS RELEASED, FILM CUTTING MEANS ASSOCIATED WITH SAID HEATING MEANS ADAPTED TO SEVER A FILM SECTION FROM THE FILM SUPPLY DURING POSITIONING OF SAID HEATING MEANS OVER THE FILM, AND MEANS FOR FORMING SAID FILM SECTION SUBSEQUENT TO POSITIONING OF SAID HEATING MEANS,
Claim 2
Independent Claim
118 words
AN APPARATUS FOR FORMING PLASTIC FILM COMRPSING A FILM SUPPLY MEANS, A FILM FORMIN STATION, FIRST FILM CLAMPING MEANS, MEANS FOR OPERATING SAID FIRST CLAMPING MEANS TO MOVE SAID FILM INTO SAID FORMING STATION, SECOND CLAMPING MEANS ADAPTED TO ENGAGE SAID FILM CLAMPING FORMING STATION, MEANS FOR RELEASING SAID FIRST CLAMPING MEANS, A HEATING MEANS FOR USE IN FORMING SAID FILM, MEANS FOR POSITIONING SAID HEATING MEANS OVER SAID FILM WHEN SAID FIRST CLAMPING MEANS IS RELEASED, FILM CUTTING MEANS ASSOCIATED WITH SAID HEATING MEANS ADAPTED TO SEVER A FILM SECTION FROM THE FILM SUPPLY DURING POSITIONING OF SAID HEATING MEANS OVER THE FILM, AND MEANS FOR FORMING SAID FILM SECTION SUBSEQUENT TO POSITIONING OF SAID HEATING MEANS,
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) | 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 |