US3397100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Patch process
Assignee: Technical Rubber Co
•
Filing: 1965-06-24
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Granted: 1968-08-13
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Expires: 1985-06-24
Abstract
No abstract record available.
Inventors
- 👤 John A Christie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:05
CPC Classifications
B; B29; B29C; B29C73/00; B29C73/04; B29C73/10; B29L; B29L2030/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |