US3497925A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-gripping fastening assembly
Assignee: Individual
•
Filing: 1967-07-31
•
Granted: 1970-03-03
•
Expires: 1987-07-31
Abstract
No abstract record available.
Inventors
- 👤 George C Brumlik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:27
CPC Classifications
A; A44; A44B; A44B18/00; A44B18/0003; A44B18/0015; Y; Y10; Y10T; Y10T24/00; Y10T24/27; Y10T24/275; Y10T24/2758; Y10T428/00; Y10T428/24; Y10T428/24008; Y10T428/24017; Y10T428/249921; Y10T428/249922
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1665762A
Cited
US2369804A
Cited
US2807072A
Cited
US3038235A
Cited
US3114951A
Cited
US3275487A
Cited
US3293105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |