US2448638A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat-sealing adhesive tape
Assignee: Eastman Kodak Co
•
Filing: 1943-10-01
•
Granted: 1948-09-07
•
Expires: 1963-10-01
Abstract
No abstract record available.
Inventors
- 👤 Jr Thomas F Murray
- 👤 George F Sharrard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:02
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/21; C09J7/30; C09J7/35; Y; Y10; Y10T; Y10T428/00; Y10T428/28; Y10T428/2813; Y10T428/2817; Y10T428/2826; Y10T428/2852; Y10T428/2874; Y10T428/2878; Y10T442/00; Y10T442/20; Y10T442/2738; Y10T442/2746
Claims Analysis
Total Claims: 0
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US2376511A
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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) | 1951-09-07 | 1952-03-08 | 1952-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-07 | 1956-03-08 | 1956-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-07 | 1960-03-08 | 1960-09-07 | $7700.00 | Window Closed / Lapsed |