US3529508A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic screw fastener combination
Assignee: Individual
•
Filing: 1969-03-26
•
Granted: 1970-09-22
•
Expires: 1989-03-26
Abstract
No abstract record available.
Inventors
- 👤 James D Cooksey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:36
CPC Classifications
A; A47; A47G; A47G3/00; F; F16; F16B; F16B23/00; F16B23/0007; F16B23/0038; F16B37/00; F16B37/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-09-21 | 1974-03-23 | 1974-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-09-21 | 1978-03-23 | 1978-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-09-21 | 1982-03-23 | 1982-09-22 | $7700.00 | Window Closed / Lapsed |