Patent US3368461A successfully refreshed from Google Patents.
US3368461A
Expired / Lapsed
US
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Paperboard processing machine
Assignee: Langston Co
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Filing: 1965-10-23
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Granted: 1968-02-13
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Expires: 1985-10-23
Abstract
No abstract record available.
Inventors
- 👤 Grobman William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:31
CPC Classifications
B; B31; B31B; B31B50/00; B31B2100/00; B31B2100/002; B31B2100/0022; B31B2120/00; B31B2120/30; B31B50/003; B31B50/25; B31B50/254; B31B50/74; B31B50/88
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
65 words
PAPERBOARD PROCESSING APPARATUS COMPRISING A PRINTER-SLOTTER MACHINE, A FOLDER-GLUER MACHINE, AND A SQUARING MACHINE ALL OPERATIVELY INTERCONNECTED IN THAT SEQUENCE TO PROCESS PAPERBOARD BLANKS TO CONVERT THE BLANKS INTO PRINTED, SLOTTED AND COLLAPSED BOXES A SINGLE MOTOR OPERATIVELY COUPLED TO DRIVE EACH OF SAID MACHINES, AND AUXILIARY MOTOR MEANS FOR OPERATING AT LEAST ONE OF SAID FOLDER-GLUER AND SQUARING MACHINES WHEN SAID MOTOR IS INOPERATIVE.
Claim 2
Dependent Claim
65 words
PAPERBOARD PROCESSING APPARATUS COMPRISING A PRINTER-SLOTTER MACHINE, A FOLDER-GLUER MACHINE, AND A SQUARING MACHINE ALL OPERATIVELY INTERCONNECTED IN THAT SEQUENCE TO PROCESS PAPERBOARD BLANKS TO CONVERT THE BLANKS INTO PRINTED, SLOTTED AND COLLAPSED BOXES A SINGLE MOTOR OPERATIVELY COUPLED TO DRIVE EACH OF SAID MACHINES, AND AUXILIARY MOTOR MEANS FOR OPERATING AT LEAST ONE OF SAID FOLDER-GLUER AND SQUARING MACHINES WHEN SAID MOTOR IS INOPERATIVE.
References Cited (Backward Citations)
US2356160A
Cited
US2764217A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-12 | 1971-08-14 | 1972-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-12 | 1975-08-14 | 1976-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-12 | 1979-08-14 | 1980-02-13 | $7700.00 | Window Closed / Lapsed |