US3187671A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Primer for consumable round
Assignee: Individual
•
Filing: 1962-08-01
•
Granted: 1965-06-08
•
Expires: 1982-08-01
Abstract
No abstract record available.
Inventors
- 👤 Quinlan Joseph
- 👤 John J Scanlon
- 👤 Earl F Van Artsdalen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:49
CPC Classifications
F; F42; F42C; F42C19/00; F42C19/08; F42C19/085; Y; Y10; Y10S; Y10S102/00; Y10S102/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
IN A ROUND HAVING A CONSUMABLE CARTRIDGE CASE THE COMBINATION OF A PROPELLANT, A PRIMER IN THE REAR OF SAID PROPELLANT, SAID PRIMER COMPRISING A BODY OF PRIMER MIX CONTIGUOUS SAID PROPELLANT IN A TOPPING CHARGE DEFINED BY A BODY OF EXPLOSIVE MATERIAL FIXED ON THE REAR OF SAID PRIMER MIX BODY, SAID TOPPING CHARGE BEING MORE SENSITIVE TO IGNITION BY IMPACT THAN IS SAID PRIMER MIX WHEREBY UPON IMPACT BY A FIRING PIN OR THE LIKE SAID TOPPING CHARGE FIRES SAID PRIMER MIX AND SAID PRIMER MIX IN TURN FIRES SAID PROPELLANT, AND SAID TOPPING CHARGE INCLUDING THE FOLLOWING INGREDIENTS IN PERCENTAGE BY WEIGHT:
Claim 2
Dependent Claim
105 words
IN A ROUND HAVING A CONSUMABLE CARTRIDGE CASE THE COMBINATION OF A PROPELLANT, A PRIMER IN THE REAR OF SAID PROPELLANT, SAID PRIMER COMPRISING A BODY OF PRIMER MIX CONTIGUOUS SAID PROPELLANT IN A TOPPING CHARGE DEFINED BY A BODY OF EXPLOSIVE MATERIAL FIXED ON THE REAR OF SAID PRIMER MIX BODY, SAID TOPPING CHARGE BEING MORE SENSITIVE TO IGNITION BY IMPACT THAN IS SAID PRIMER MIX WHEREBY UPON IMPACT BY A FIRING PIN OR THE LIKE SAID TOPPING CHARGE FIRES SAID PRIMER MIX AND SAID PRIMER MIX IN TURN FIRES SAID PROPELLANT, AND SAID TOPPING CHARGE INCLUDING THE FOLLOWING INGREDIENTS IN PERCENTAGE BY WEIGHT:
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) | 1968-06-07 | 1968-12-07 | 1969-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-07 | 1972-12-07 | 1973-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-07 | 1976-12-07 | 1977-06-08 | $7700.00 | Window Closed / Lapsed |