Patent US3927473A successfully refreshed from Google Patents.
US2639808A
Expired / Lapsed
US
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Packaging of tacky materials
Assignee: EIDP Inc
•
Filing: 1947-03-13
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Granted: 1953-05-26
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Expires: 1967-03-13
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Barry
- 👤 Jr Franklin S Chance
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 05:25
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/052; C08J2323/00; C08J2323/26; C08J2323/32; C08J2423/00; C08L; C08L23/00; C08L23/02; C08L23/04; C08L23/08; C08L23/0846; C08L23/0853; C08L23/26; C08L23/32; C08L23/34; Y; Y10; Y10S; Y10S52/00; Y10S52/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1607626A
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US2310712A
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US2352865A
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US2332373A
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GB567360A
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US2394616A
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US2403964A
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US2396633A
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US2572959A
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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) | 1956-05-25 | 1956-11-24 | 1957-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-25 | 1960-11-24 | 1961-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-25 | 1964-11-24 | 1965-05-26 | $7700.00 | Window Closed / Lapsed |