US3334551A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for making bags
Assignee: Ludlow Corp
•
Filing: 1964-10-01
•
Granted: 1967-08-08
•
Expires: 1984-10-01
Abstract
No abstract record available.
Inventors
- 👤 Cawley Wesley Don
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:10
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/26; B31B70/28; B31B70/30; B31B2160/00; B31B2160/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A MACHINE FOR FABRICATING BAGS FROM HEAT SEALABLE MATERIAL IN FLATTENED TUBE FORM, COMPRISING A TURRET SUPPORTED ON A SHAFT WHICH IS DISPOSED GENERALLY HORIZONTALLY, MEANS TO ROTATE THE SHAFT, MANDREL SUPPORTING ARMS MOUNTED ON SAID SHAFT AND EXTENDING RADIALLY OF THE AXIS OF ROTATION OF SAID SHAFT, PLATE MANDREL ASSEMBLIES SUPPORTED ON SAID ARMS WHICH PLATE MANDREL ASSEMBLIES EXTEND IN A RADIAL DIRECTION AND ARE ADAPTED TO COLLAPSE INTO FLATTENED CONDITION FOR RECEIVING THEREON A BAG FORMING SECTION OF TUBING AND TO SUBSEQUENTLY OPEN UP INTO A TUBE FORMATION SO AS TO SQUARE UP THE SECTION OF TUBING, HEAT SEALING AS-
Claim 2
Dependent Claim
102 words
A MACHINE FOR FABRICATING BAGS FROM HEAT SEALABLE MATERIAL IN FLATTENED TUBE FORM, COMPRISING A TURRET SUPPORTED ON A SHAFT WHICH IS DISPOSED GENERALLY HORIZONTALLY, MEANS TO ROTATE THE SHAFT, MANDREL SUPPORTING ARMS MOUNTED ON SAID SHAFT AND EXTENDING RADIALLY OF THE AXIS OF ROTATION OF SAID SHAFT, PLATE MANDREL ASSEMBLIES SUPPORTED ON SAID ARMS WHICH PLATE MANDREL ASSEMBLIES EXTEND IN A RADIAL DIRECTION AND ARE ADAPTED TO COLLAPSE INTO FLATTENED CONDITION FOR RECEIVING THEREON A BAG FORMING SECTION OF TUBING AND TO SUBSEQUENTLY OPEN UP INTO A TUBE FORMATION SO AS TO SQUARE UP THE SECTION OF TUBING, HEAT SEALING AS-
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) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |