Patent US3264794A successfully refreshed from Google Patents.
US3264794A
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US
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Packaging apparatus
Assignee: Monsanto Co
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Filing: 1963-03-26
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Granted: 1966-08-09
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Expires: 1983-03-26
Abstract
No abstract record available.
Inventors
- 👤 Wilber A Brown
- 👤 Charles H Fawkner
- 👤 Eugene W Geigel
- 👤 Chester D Rhodes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:26
CPC Classifications
B; B65; B65B; B65B41/00; B65B41/18; B65B1/00; B65B1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
111 words
A METHOD OF PACKAGING MATERIALS IN PLASTIC BAGS WHICH COMPRISES THE STEPS OF TRANSVERSELY SEALING A CONTINUOUS TUBE OF THERMOPLASTIC FILM AT PREDETERMINED INTERVALS ALONG ITS LENGTH, TRANSVERSELY SEVERING THE TUBULAR FILM ADJACENT EACH SEAL TO FORM A BAG BLANK SEALED AT ONE END, CLAMPING THE BLANK BAG ACROSS ITS WIDTH ADJACENT THE OPEN END OF THE BAG BLANK, CAUSING A PROJECTION TO MOVE PARALLEL TO AND IN CONTACT WITH THE OPEN END OF SAID BAG BLANK, WHEREBY A FILLING SPOUT MAY ENTER THE BAG, TRANSFERRING SAID BAG BLANK TO A FILLING STATION, FILLING SAID BAG BLANK WITH MATERIALS TO BE PACKAGED AND CLOSING SAID OPEN END OF THE BAG BLANK.
Claim 2
Independent Claim
111 words
A METHOD OF PACKAGING MATERIALS IN PLASTIC BAGS WHICH COMPRISES THE STEPS OF TRANSVERSELY SEALING A CONTINUOUS TUBE OF THERMOPLASTIC FILM AT PREDETERMINED INTERVALS ALONG ITS LENGTH, TRANSVERSELY SEVERING THE TUBULAR FILM ADJACENT EACH SEAL TO FORM A BAG BLANK SEALED AT ONE END, CLAMPING THE BLANK BAG ACROSS ITS WIDTH ADJACENT THE OPEN END OF THE BAG BLANK, CAUSING A PROJECTION TO MOVE PARALLEL TO AND IN CONTACT WITH THE OPEN END OF SAID BAG BLANK, WHEREBY A FILLING SPOUT MAY ENTER THE BAG, TRANSFERRING SAID BAG BLANK TO A FILLING STATION, FILLING SAID BAG BLANK WITH MATERIALS TO BE PACKAGED AND CLOSING SAID OPEN END OF THE BAG BLANK.
References Cited (Backward Citations)
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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) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |