US3402873A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat-sealed article and method
Assignee: Illinois Tool Works Inc
•
Filing: 1964-11-09
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Granted: 1968-09-24
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Expires: 1984-11-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas Reid Lauterbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:35
CPC Classifications
B; B65; B65D; B65D1/00; B65D1/34; Y; Y10; Y10S; Y10S229/00; Y10S229/94; Y10S428/00; Y10S428/91; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2649392A
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US2885105A
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US3142422A
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US3095103A
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US3260775A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |