US2878905A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molded cap for sheet metal screws and the like
Assignee: Individual
•
Filing: 1956-03-05
•
Granted: 1959-03-24
•
Expires: 1976-03-05
Abstract
No abstract record available.
Inventors
- 👤 Gregg C Langermeier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 14:33
CPC Classifications
F; F16; F16B; F16B37/00; F16B37/14; Y; Y10; Y10S; Y10S411/00; Y10S411/904; Y10S411/908; Y10T; Y10T403/00; Y10T403/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1411184A
Cited
US1556966A
Cited
US2417262A
Cited
US2551834A
Cited
US2726009A
Cited
US2727651A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-23 | 1962-09-22 | 1963-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-23 | 1966-09-22 | 1967-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-23 | 1970-09-22 | 1971-03-24 | $7700.00 | Window Closed / Lapsed |