Patent US2676897A successfully refreshed from Google Patents.
US2676897A
Expired / Lapsed
US
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Self-sealing wrapping material
Assignee: Munising Paper Co
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Filing: 1950-06-20
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Granted: 1954-04-27
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Expires: 1970-06-20
Abstract
No abstract record available.
Inventors
- 👤 Bertram L Trillich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:21
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/21; C09J7/30; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24934; Y10T428/28; Y10T428/2835; Y10T428/2843; Y10T428/2852; Y10T428/2878; Y10T428/2891
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
117 words
AS A NEW ARTICLE OF MANFACTURE, A MOISTURE-PROOF SHEET OF SELF-SEALING WRAPPING MATERIAL ADAPTED COMPLETELY TO ENCASE AN ARTICLE AND THEREBY SEAL THE SAME AGANIST OUTSIDE MOISTURE, SAID ARTICLE COMPRISING A THIN FLEXIBLE CARRIER SHEET, SAID SHEET HAVING ON ONE SURFACE THEREOF AN EXPOSED COMPARATIVELY THIN FLEXIBLE WAX FILM COATING COMPLETELY COVERING SAID SURFACE AND ON ITS OTHER SURFACE AN EXPOSED FLEXIBLE FILM OF A COHESIVE, SUBSTANTIALLY NON-ADHESIVE MATERIAL CONSISTING ESSENTIALLY OF A PLASTICIZED POLYVINYL ACETATE RESIN, SAID LAST MENTIONED FILM COVERING THE COMPLETE SAID OTHER SURFACE OF THE SHEET AND BEING SUBSTANTIALLY DRY AND NON-TACKY AND YIELDINGLY SELF-ADHERING WHEN PORTIONS THEREOF ARE BROUGHT INTO ENGAGEMENT, BUT BEING NON-ADHESIVE TO SUCH SURFACES AS WOOD, GLASS AND METAL.
References Cited (Backward Citations)
US2027436A
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US2337939A
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US2354060A
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US2364875A
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US2439481A
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US2529060A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |