US3338084A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for producing coins
Assignee: Individual
•
Filing: 1965-02-23
•
Granted: 1967-08-29
•
Expires: 1985-02-23
Abstract
No abstract record available.
Inventors
- 👤 Sr Clifford F Stegman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:56
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/02; B21D28/06; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49789
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
39 words
THE METHOD OF MANUFACTURING COINS COMPRISING THE STEPS OF, FORMING SPACED LATERALLY EXTENDING SLOTS IN STRIP STOCK, EMBOSSING THE STRIP STOCK BETWEEN SAID SLOTS TO FORM THE COIN''S SURFACE CONFIGURATION, AND PUNCHING THE EMBOSSED COIN OUT OF THE STOCK.
Claim 2
Independent Claim
39 words
THE METHOD OF MANUFACTURING COINS COMPRISING THE STEPS OF, FORMING SPACED LATERALLY EXTENDING SLOTS IN STRIP STOCK, EMBOSSING THE STRIP STOCK BETWEEN SAID SLOTS TO FORM THE COIN''S SURFACE CONFIGURATION, AND PUNCHING THE EMBOSSED COIN OUT OF THE STOCK.
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) | 1970-08-28 | 1971-02-27 | 1971-08-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-28 | 1975-02-27 | 1975-08-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-28 | 1979-02-27 | 1979-08-29 | $7700.00 | Window Closed / Lapsed |