Patent US3498392A successfully refreshed from Google Patents.
Patent US2667137A successfully refreshed from Google Patents.
Patent US3018513A successfully refreshed from Google Patents.
US3018513A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clamp for matrices for molding phonograph records
Assignee: Individual
•
Filing: 1960-10-04
•
Granted: 1962-01-30
•
Expires: 1980-10-04
Abstract
No abstract record available.
Inventors
- 👤 Robert W Adams
- 👤 Allan R Ellsworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:56
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/30; B29C33/305; B29L; B29L2017/00; B29L2017/001; B29L2017/003; Y; Y10; Y10S; Y10S425/00; Y10S425/81; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |