US3303628A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging machine and method of forming packages
Assignee: Royal Packaging Equip Inc
•
Filing: 1962-12-17
•
Granted: 1967-02-14
•
Expires: 1982-12-17
Abstract
No abstract record available.
Inventors
- 👤 Stephen P Lovas
- 👤 Monico George S Di
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:31
CPC Classifications
B; B65; B65B; B65B31/00; B65B31/04; B65B31/06; B29; B29C; B29C51/00; B29C51/18; B29C65/00; B29C65/02; B29C65/18; B29C65/24; B29C65/30; B29C65/305; B29C65/74; B29C65/745; B29C65/7451; B29C65/7457; B29C66/00; B29C66/004; B29C66/0042; B29C66/0044; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/13; B29C66/131; B29C66/20; B29C66/21; B29C66/24; B29C66/242; B29C66/2422; B29C66/24221; B29C66/2424; B29C66/24243; B29C66/24244; B29C66/345; B29C66/3452; B29C66/50; B29C66/51; B29C66/53; B29C66/534; B29C66/5346; B29C66/53461; B29C66/80; B29C66/81; B29C66/814; B29C66/8141; B29C66/81431; B29C66/818; B29C66/8182; B29C66/81821; B29C66/82; B29C66/822; B29C66/8221; B29C66/84; B29C66/841; B29C66/8412; B29C66/84121; B29C66/843; B29C66/8432; B29C66/849; B29C66/87; B29C66/872; B29C66/874; B29C66/8744; B29C66/87443; B29C66/90; B29C66/91; B29C66/912; B29C66/9121; B29C66/91231; B29C66/914; B29C66/9141; B29C66/91421; B29C66/91431; B29C66/9161; B29C66/91641; B29C66/91643; B29C66/91645; B29C66/92; B29C66/924; B29C66/9241; B29C66/9261; B29C66/92651; B29C66/92655; B29C66/929; B65B25/00; B65B25/06; B65B25/065; B65B9/00; B65B9/02; B65B9/04; B29C66/70; B29C66/71; B29C66/712; B29C66/72; B29C66/723; B29C66/7234; B29C66/72341; B29C66/72343; B29C66/812; B29C66/8122
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
155 words
THE HEREIN DESCRIBED METHOD OF FORMING PACKAGES WHICH COMPRISES, FEEDING A HEAT SEALABLE WEB STEP-BY-STEP AND HORIZONTALLY WHILE GRIPPING THE SAME AT ITS MARGINAL EDGES ONLY, HEATING THE WEB TO PREPARE IT FOR THE FORMATION OF POCKETS THEREIN, SUCCESSIVELY FORMING CLUSTERS OF POCKETS IN THE WEB DURING ONE OF THE REST POSITIONS, EACH CLUSTER OF POCKETS BEING DEFINED IN PART BY AN OUTLINING PERIPHERAL WALL PORTION AND ALSO BY LONGITUDINAL AND TRANSVERSE WALL PORTIONS INTERSECTING CENTRALLY TO PROVIDE FOUR ADJACENT POCKETS CORNERS, DEPOSITING FILL IN THE POCKETS OF EACH CLUSTER, LAYING A HEAT SEALABLE COVER WEB OVER THE FILLED POCKET CLUSTERS, HEAT SEALING THE COVER WEB OVER EACH POCKET CLUSTER ABOUT THE PERIPHERAL WALL PORTION THEREOF AND OVER THE INTERSECTING WALL PORTIONS EXCEPT ADJACENT THE INTERSECTION THEREOF, EVACUATING THE POCKETS OF EACH CLUSTER SIMULTANEOUSLY THROUGH AN ORIFICE FORMED AT THE WALL PORTION INTERSECTION THEREOF, AND THEN COMPLETING THE HEAT SEALING AT THE WALL PORTION INTERSECTION.
Claim 2
Dependent Claim
155 words
THE HEREIN DESCRIBED METHOD OF FORMING PACKAGES WHICH COMPRISES, FEEDING A HEAT SEALABLE WEB STEP-BY-STEP AND HORIZONTALLY WHILE GRIPPING THE SAME AT ITS MARGINAL EDGES ONLY, HEATING THE WEB TO PREPARE IT FOR THE FORMATION OF POCKETS THEREIN, SUCCESSIVELY FORMING CLUSTERS OF POCKETS IN THE WEB DURING ONE OF THE REST POSITIONS, EACH CLUSTER OF POCKETS BEING DEFINED IN PART BY AN OUTLINING PERIPHERAL WALL PORTION AND ALSO BY LONGITUDINAL AND TRANSVERSE WALL PORTIONS INTERSECTING CENTRALLY TO PROVIDE FOUR ADJACENT POCKETS CORNERS, DEPOSITING FILL IN THE POCKETS OF EACH CLUSTER, LAYING A HEAT SEALABLE COVER WEB OVER THE FILLED POCKET CLUSTERS, HEAT SEALING THE COVER WEB OVER EACH POCKET CLUSTER ABOUT THE PERIPHERAL WALL PORTION THEREOF AND OVER THE INTERSECTING WALL PORTIONS EXCEPT ADJACENT THE INTERSECTION THEREOF, EVACUATING THE POCKETS OF EACH CLUSTER SIMULTANEOUSLY THROUGH AN ORIFICE FORMED AT THE WALL PORTION INTERSECTION THEREOF, AND THEN COMPLETING THE HEAT SEALING AT THE WALL PORTION INTERSECTION.
References Cited (Backward Citations)
US3118262A
Cited
US1810864A
Cited
US2395387A
Cited
US2557492A
Cited
US2712717A
Cited
US2586580A
Cited
US2796913A
Cited
US2898715A
Cited
US2888788A
Cited
US3029007A
Cited
US3061984A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-13 | 1970-08-15 | 1971-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-13 | 1974-08-15 | 1975-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-13 | 1978-08-15 | 1979-02-14 | $7700.00 | Window Closed / Lapsed |