US3132985A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paperboard corrugating apparatus and method
Assignee: Fort James Corp
•
Filing: 1960-06-16
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Granted: 1964-05-12
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Expires: 1980-06-16
Abstract
No abstract record available.
Inventors
- 👤 William H Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:32
CPC Classifications
B; B31; B31F; B31F1/00; B31F1/20; B31F1/24; B31F1/26; B31F1/28; B31F1/2895; Y; Y10; Y10T; Y10T156/00; Y10T156/12; Y10T156/1304; Y10T156/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A METHOD FOR CORRUGATING A CONTINUOUSLY TRAVELING WEB OF MATERIAL, COMPRISING CREASING SAID MATERIAL ALONG SPACED TRANSVERSE SUBSTANTIALLY PARALLEL SUCCEEDING LINES, AND BENT SLIGHTLY IN ALTERNATELY OPPOSED DIRECTIONS, ENGAGING THE ENDS OF A PLURALITY OF TRANSVERSELY SPACED PINS ARRANGED IN SPACED ROWS IN ALTERNATE ONES OF THE CREASES ON ONE SIDE OF THE TRAVELLING WEB, AND SUBSEQUENTLY CONTINUOUSLY REDUCING THE DISTANCE BETWEEN THE ENDS OF THE PINS IN THE ROWS WHILE CONFINING THE OTHER SIDE OF THE WEB TO THEREBY GRADUALLY GATHER THE WEB PROGRESSIVELY INTO SHARP CRESTED, EVEN, STRAIGHT-SIDED CORRUGATIONS.
Claim 2
Independent Claim
91 words
A METHOD FOR CORRUGATING A CONTINUOUSLY TRAVELING WEB OF MATERIAL, COMPRISING CREASING SAID MATERIAL ALONG SPACED TRANSVERSE SUBSTANTIALLY PARALLEL SUCCEEDING LINES, AND BENT SLIGHTLY IN ALTERNATELY OPPOSED DIRECTIONS, ENGAGING THE ENDS OF A PLURALITY OF TRANSVERSELY SPACED PINS ARRANGED IN SPACED ROWS IN ALTERNATE ONES OF THE CREASES ON ONE SIDE OF THE TRAVELLING WEB, AND SUBSEQUENTLY CONTINUOUSLY REDUCING THE DISTANCE BETWEEN THE ENDS OF THE PINS IN THE ROWS WHILE CONFINING THE OTHER SIDE OF THE WEB TO THEREBY GRADUALLY GATHER THE WEB PROGRESSIVELY INTO SHARP CRESTED, EVEN, STRAIGHT-SIDED CORRUGATIONS.
References Cited (Backward Citations)
US931755A
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US1282360A
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US1944280A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |