US3515702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laurolactam copolyamide shaped articles having highly adhesive surfaces
Assignee: Dr Plate Chemische Fabrik GmbH
•
Filing: 1967-02-06
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Granted: 1970-06-02
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Expires: 1987-02-06
Abstract
No abstract record available.
Inventors
- 👤 Fritz Raabe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 03:56
CPC Classifications
C; C08; C08G; C08G69/00; C08G69/02; C08G69/36; C08G69/08; C08G69/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2252555A
Cited
US3216976A
Cited
DE1197623B
Cited
US3321447A
Cited
US3320215A
Cited
US3317482A
Cited
US3410832A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-01 | 1973-12-01 | 1974-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-01 | 1977-12-01 | 1978-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-01 | 1981-12-01 | 1982-06-02 | $7700.00 | Window Closed / Lapsed |