US3131520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bag tying machines
Assignee: Individual
•
Filing: 1961-06-29
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Granted: 1964-05-05
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Expires: 1981-06-29
Abstract
No abstract record available.
Inventors
- 👤 Willard J Wilson
- 👤 Carl H Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:31
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/04; B65B51/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
196 words
A BAG TYING MACHINE WHICH COMPRISES, IN COMBINATION: A PAIR OF SUPPORT PLATES HAVING SPACED ADJACENT EDGES DEFINING A SLOT BETWEEN SAID PLATES; HOLDING MEANS FOR HOLDING THE TOPS OF BAGS EXTENDING THROUGH SAID SLOT AND FOR MOVING THE TOPS OF SAID BAGS ALONG SAID SLOT; ENGAGING MEANS FOR ENGAGING PORTIONS OF BAGS HELD BY SAID HOLDING MEANS LOCATED REMOTE FROM SAID HOLDING MEANS AND FOR TWISTING THE NECKS OF BAGS SO HELD AS SAID BAG TOPS ARE MOVED ALONG SAID SLOT; STABILIZING MEANS FOR HOLDING BAGS TWISTED BY SAID ENGAGING MEANS AND HELD BY SAID HOLDING MEANS SO THAT THE NECKS OF SAID BAGS REMAIN TWISTED AS SAID BAGS ARE MOVED ALONG SAID SLOT; CLOSURE LOCATING MEANS FOR LOCATING A SELF SUPPORTING CLOSURE CAPABLE OF BEING BENT TO A DESIRED CONFIGURATION AROUND A TWISTED NECK OF A BAG HELD BY SAID HOLDING MEANS AND BY SAID STABILIZING MEANS; AND CLOSURE TYING MEANS FOR TWISTING CLOSURES LOCATED AROUND THE NECKS OF BAGS HELD BY SAID HOLDING MEANS AND SAID ENGAGING MEANS TIGHTLY ABOUT THE NECKS OF SUCH BAGS SO AS TO TIE SUCH BAGS CLOSED, ALL OF SAID AFOREGOING MEANS BEING OPERATIVELY ASSOCIATED WITH ONE ANOTHER.
Claim 2
Dependent Claim
196 words
A BAG TYING MACHINE WHICH COMPRISES, IN COMBINATION: A PAIR OF SUPPORT PLATES HAVING SPACED ADJACENT EDGES DEFINING A SLOT BETWEEN SAID PLATES; HOLDING MEANS FOR HOLDING THE TOPS OF BAGS EXTENDING THROUGH SAID SLOT AND FOR MOVING THE TOPS OF SAID BAGS ALONG SAID SLOT; ENGAGING MEANS FOR ENGAGING PORTIONS OF BAGS HELD BY SAID HOLDING MEANS LOCATED REMOTE FROM SAID HOLDING MEANS AND FOR TWISTING THE NECKS OF BAGS SO HELD AS SAID BAG TOPS ARE MOVED ALONG SAID SLOT; STABILIZING MEANS FOR HOLDING BAGS TWISTED BY SAID ENGAGING MEANS AND HELD BY SAID HOLDING MEANS SO THAT THE NECKS OF SAID BAGS REMAIN TWISTED AS SAID BAGS ARE MOVED ALONG SAID SLOT; CLOSURE LOCATING MEANS FOR LOCATING A SELF SUPPORTING CLOSURE CAPABLE OF BEING BENT TO A DESIRED CONFIGURATION AROUND A TWISTED NECK OF A BAG HELD BY SAID HOLDING MEANS AND BY SAID STABILIZING MEANS; AND CLOSURE TYING MEANS FOR TWISTING CLOSURES LOCATED AROUND THE NECKS OF BAGS HELD BY SAID HOLDING MEANS AND SAID ENGAGING MEANS TIGHTLY ABOUT THE NECKS OF SUCH BAGS SO AS TO TIE SUCH BAGS CLOSED, ALL OF SAID AFOREGOING MEANS BEING OPERATIVELY ASSOCIATED WITH ONE ANOTHER.
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) | 1967-05-05 | 1967-11-04 | 1968-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-05 | 1971-11-04 | 1972-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-05 | 1975-11-04 | 1976-05-05 | $7700.00 | Window Closed / Lapsed |