US3424068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carton forming block
Assignee: Pneumatic Scale Corp
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Filing: 1967-07-26
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Granted: 1969-01-28
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Expires: 1987-07-26
Abstract
No abstract record available.
Inventors
- 👤 John W Scully
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:25
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/26; B31B50/28; B31B50/282; Y; Y10; Y10T; Y10T279/00; Y10T279/10; Y10T279/1037; Y10T279/1041; Y10T279/1054; Y10T279/1083; Y10T279/1095
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
93 words
AN ELONGATED COLLAPSIBLE FORMING BLOCK ABOUT WHICH A CARTON BLANK MAY BE WRAPPED TO PRODUCE A CARTON HAVING NON-PARALLEL SIDE WALLS SUCH AS TO PRECLUDE LONGITUDINAL WITHDRAWAL OF THE CARTON FROM THE BLOCK WHEN THE BLOCK IS IN ITS EXPANDED CONDITION, SAID FORMING BLOCK HAVING ELONGATED SHAPING ARMS DEFINING THE LONGITUDINAL CORNERS OF THE BLOCK, SAID SHAPING ARMS HAVING NON-PARALLEL OUTER SURFACES, AND MEANS FOR MOUNTING SAID SHAPING ARMS TO MOVE INWARDLY IN TWO DIFFERENT PLANES AT RIGHT ANGLES TO EACH TO CONTRACT THE FORMING BLOCK AND PERMIT LONGITUDINAL WITHDRAWAL OF THE CARTON.
References Cited (Backward Citations)
US1186498A
Cited
US3377928A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-28 | 1972-07-29 | 1973-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-28 | 1976-07-29 | 1977-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-28 | 1980-07-29 | 1981-01-28 | $7700.00 | Window Closed / Lapsed |