Patent US2536527A successfully refreshed from Google Patents.
US2719804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reinforced sheet material and method of producing the same
Assignee: Individual
•
Filing: 1951-03-16
•
Granted: 1955-10-04
•
Expires: 1971-03-16
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 10:41
CPC Classifications
B; B31; B31D; B31D1/00; B31D1/0062; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1089; Y10T156/109; Y10T428/00; Y10T428/24; Y10T428/24058; Y10T428/24074; Y10T428/24091; Y10T428/24099; Y10T428/24777; Y10T428/31504; Y10T428/31815; Y10T428/31819; Y10T428/31823; Y10T428/31826; Y10T428/31841
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
133 words
THE METHOD OF PRODUCING A HIGH STRENGTH REINFORCED PAPER WEB WHICH INCLUDES THE STEPS TO SATURING WITH A PRESSURE MOLDABLE ADHESIVE MATERIAL A PLURALITY OF REINFORCING ELEMENTS EACH COMPRISING A MULTIPLICITY OF SUBSTANTIALLY CONTINUOUS FILAMENTS ARRANGED IN SUFFICIENTLY UNTWISTED RELATION FOR READY LATERAL DISPLACEMENT UNDER PRESSURE, APPLYING SAID SATURATED ELEMENTS TO ONE SURFACE OF A WEB OF KRAFT PAPER IN SPACED AND SUBSTANTIALLY PARALLEL RELATION, CAUSING SAID ADHESIVE TO SET IN BONDING RELATION WITH SAID FILAMENTS AND SAID WEB SURFACE, MOISTENING SAID WEB, AND YIELDABLY SUPPORTING THE SURFACE OF SAID MOISTENED WEB OPPOSITE SAID ELEMENTS WHILE APPLYING PRESSURE TO THE EXPOSED PORTIONS OF SAID ELEMENTS TO SPREAD SAID ELEMENTS LATERALLY AND TO DEPRESS SAID ELEMENT MENTS INTO SAID WEB WHILE FORMING SAID WEB AT LEAST PARTIALLY AROUND THE SIDE EDGES OF SAID ELEMENTS.
Claim 2
Independent Claim
133 words
THE METHOD OF PRODUCING A HIGH STRENGTH REINFORCED PAPER WEB WHICH INCLUDES THE STEPS TO SATURING WITH A PRESSURE MOLDABLE ADHESIVE MATERIAL A PLURALITY OF REINFORCING ELEMENTS EACH COMPRISING A MULTIPLICITY OF SUBSTANTIALLY CONTINUOUS FILAMENTS ARRANGED IN SUFFICIENTLY UNTWISTED RELATION FOR READY LATERAL DISPLACEMENT UNDER PRESSURE, APPLYING SAID SATURATED ELEMENTS TO ONE SURFACE OF A WEB OF KRAFT PAPER IN SPACED AND SUBSTANTIALLY PARALLEL RELATION, CAUSING SAID ADHESIVE TO SET IN BONDING RELATION WITH SAID FILAMENTS AND SAID WEB SURFACE, MOISTENING SAID WEB, AND YIELDABLY SUPPORTING THE SURFACE OF SAID MOISTENED WEB OPPOSITE SAID ELEMENTS WHILE APPLYING PRESSURE TO THE EXPOSED PORTIONS OF SAID ELEMENTS TO SPREAD SAID ELEMENTS LATERALLY AND TO DEPRESS SAID ELEMENT MENTS INTO SAID WEB WHILE FORMING SAID WEB AT LEAST PARTIALLY AROUND THE SIDE EDGES OF SAID ELEMENTS.
References Cited (Backward Citations)
US855322A
Cited
US977054A
Cited
US1460392A
Cited
US1651039A
Cited
US1872316A
Cited
US1866513A
Cited
US1861044A
Cited
US2273554A
Cited
US2610936A
Cited
US2561781A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-03 | 1959-04-04 | 1959-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-03 | 1963-04-04 | 1963-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-03 | 1967-04-04 | 1967-10-04 | $7700.00 | Window Closed / Lapsed |