US2982211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustible cartridge case and method of making same
Assignee: Individual
•
Filing: 1958-04-29
•
Granted: 1961-05-02
•
Expires: 1978-04-29
Abstract
No abstract record available.
Inventors
- 👤 Keith F Beal
- 👤 Walter D Schmidt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:11
CPC Classifications
F; F42; F42B; F42B5/00; F42B5/02; F42B5/18; F42B5/188; C; C07; C07B; C07B43/00; C07B43/02; F42B8/00; F42B8/02; F42B8/04; F42B8/06; Y; Y10; Y10S; Y10S102/00; Y10S102/70
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
46 words
THE METHOD OF FABRICATING COMBUSTIBLE CARTRIDGE CASES CAPABLE OF BURNING COMPLETELY WHEN FIRED IN CONVENTIONAL WEAPONS COMPRISING NITRATING A CELLULOSIC FABRIC MATERIAL WITH SUBSTANTIALLY ANHYDROUS NITRIC ACID AT ROOM TEMPERATURE AND BELOW AND WHILE STILL WET, LAMINATING SAID MATERIAL INTO THE FORM OF A CARTRIDGE CASE.
Claim 2
Independent Claim
46 words
THE METHOD OF FABRICATING COMBUSTIBLE CARTRIDGE CASES CAPABLE OF BURNING COMPLETELY WHEN FIRED IN CONVENTIONAL WEAPONS COMPRISING NITRATING A CELLULOSIC FABRIC MATERIAL WITH SUBSTANTIALLY ANHYDROUS NITRIC ACID AT ROOM TEMPERATURE AND BELOW AND WHILE STILL WET, LAMINATING SAID MATERIAL INTO THE FORM OF A CARTRIDGE CASE.
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) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |