Patent US3200751A successfully refreshed from Google Patents.
US3200751A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aerodynamic shotgun slug
Assignee: Individual
•
Filing: 1964-01-22
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Granted: 1965-08-17
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Expires: 1984-01-22
Abstract
No abstract record available.
Inventors
- 👤 George N Vitt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:30
CPC Classifications
F; F42; F42B; F42B7/00; F42B7/02; F42B7/10; F42B10/00; F42B10/02; F42B10/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
48 words
AN ELONGATED SHOTGUN SLUG WHOSE LENGTH IS FROM 2.0 TO 3.0 TIMES GREATER THAN ITS GREATEST OUTSIDE DIAMETER WITH A SERIES OF LONGITUDINAL HELICAL RIBS WHOSE AIRFOIL AREA IN SQUARE FEET IS IN A RATIO OF 0.013 TO 0.03 INCLUSIVE RELATIVE TO THE SECTIONAL DENSITY OF SAID SLUG.
Claim 2
Dependent Claim
48 words
AN ELONGATED SHOTGUN SLUG WHOSE LENGTH IS FROM 2.0 TO 3.0 TIMES GREATER THAN ITS GREATEST OUTSIDE DIAMETER WITH A SERIES OF LONGITUDINAL HELICAL RIBS WHOSE AIRFOIL AREA IN SQUARE FEET IS IN A RATIO OF 0.013 TO 0.03 INCLUSIVE RELATIVE TO THE SECTIONAL DENSITY OF SAID SLUG.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |