US3379562A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-adhering sheet product
Assignee: 3M Co
•
Filing: 1964-08-17
•
Granted: 1968-04-23
•
Expires: 1984-08-17
Abstract
No abstract record available.
Inventors
- 👤 Charles R Freeman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:10
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/22; C09J7/10; C09J7/30; C09J7/38; Y; Y10; Y10T; Y10T428/00; Y10T428/14; Y10T428/1452; Y10T428/28; Y10T428/2839; Y10T428/31504; Y10T428/31855; Y10T428/31909; Y10T428/31913
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2129665A
Cited
US2227787A
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US2569540A
Cited
US2633430A
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US3112357A
Cited
US3027271A
Cited
US3027279A
Cited
US3264136A
Cited
US3252833A
Cited
US3218185A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-04-23 | 1971-10-23 | 1972-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-23 | 1975-10-23 | 1976-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-23 | 1979-10-23 | 1980-04-23 | $7700.00 | Window Closed / Lapsed |