US3227017A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transporting film
Assignee: Phillips Petroleum Co
•
Filing: 1962-06-18
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Granted: 1966-01-04
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Expires: 1982-06-18
Abstract
No abstract record available.
Inventors
- 👤 Julius M Bader
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:08
CPC Classifications
B; B65; B65B; B65B35/00; B65B35/30; B29; B29D; B29D7/00; B29D7/01; Y; Y10; Y10T; Y10T83/00; Y10T83/04; Y10T83/0448; Y10T83/0453; Y10T83/202; Y10T83/2066
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
129 words
THE METHOD FOR CONTINUOUSLY FEEDING SMOOTH AND FLAT LENGTHS OF FLEXIBLE PLASTIC FILM FROM A ROLL TO A PACKAGECLOSING DEVICE COMPRISING: INTERMITTENTLY SEVERING SAID FILM FROM SAID ROLL INTO DESIRED FILM LENGHTS; PASSING THE LEADING CUT EDGES OF SAID FILM LENGTHS SUSPENDED IN SPACE OVER A PERFORATED TUBE DISPOSED TRANSVERSE TO THE DIRECTION OF FILM TRAVEL ADJACENT ONE END OF A STATIONARY GUIDE MEMBER WIDER THAN SAID FILM POSITIONED BETWEEN SAID ROLL AND SAID DEVICE; JETTING A FLUID ALONG SAID GUIDE MEMBER FROM SAID PERFORATED TUBE TO OBTAIN A UNIFORM STREAM HAVING SUBSTANTIALLY THE WIDTH OF SAID FILM IN THE DIRECTION OF TRAVEL OF SAID FILM BETWEEN SAID FILM AND SAID STATIONARY GUIDE TO CREATE A PRESSURE DIFFERENTIAL BETWEEN ABOVE AND BELOW SAID FILM LENGTHS WHICH CAUSES SAID FILM
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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) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |