US3200743A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waterproof package for explosives
Assignee: Trojan Powder Co
•
Filing: 1963-10-24
•
Granted: 1965-08-17
•
Expires: 1983-10-24
Abstract
No abstract record available.
Inventors
- 👤 George L Griffith
- 👤 Thomas P Dowling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 09:38
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/28; B; B65; B65D; B65D25/00; B65D25/14; B65D25/16; B65D77/00; B65D77/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
IN AN EXPLOSIVE CARTRIDGE FREE OF METAL AND CLOSABLE BY SIMPLE CRIMPING AND WAX SEALING, A CYLINDRICAL BODY COMPRISING AN OUTER COVERING OF PAPER SPIRALLY WOUND INTO A FIRM SHELL, A WATERPROOF PLASTIC BAG WITHIN THE SHELL, AN INNER TUBE OF PAPER SPIRALLY WOUND TO A RADIAL THICKNESS OF LESS THAN THE THICKNESS OF THE OUTER SHELL AND WITHIN SAID BAG, AND A FILLING OF LOW SENSITIVITY EXPOLISIVE WITHIN THE PACKAGE AND CONFINED LATERALLY BY THE TUBE, THERE BEING AN ANNULAR SPACE BETWEEN THE OUTER SHELL AND THE TUBE WITH A RADIAL DIMENSION OF ABOUT .02" TO ALLOW LATERAL MOVEMENT OF THE TUBE WHILE LOADING THE CARTRIDGE, SAID TUBE BEING OF SUFFICIENT STRENGTH TO AVOID INJURY TO THE BAG AS THE CARTRIDGE IS LOADED BY CONVENTIONAL EQUIPMENT, AND BEING OF A LENGTH LESS THAN THE LENGTH OF THE INTERIOR LAODED PORTION OF THE BAG.
Claim 2
Dependent Claim
144 words
IN AN EXPLOSIVE CARTRIDGE FREE OF METAL AND CLOSABLE BY SIMPLE CRIMPING AND WAX SEALING, A CYLINDRICAL BODY COMPRISING AN OUTER COVERING OF PAPER SPIRALLY WOUND INTO A FIRM SHELL, A WATERPROOF PLASTIC BAG WITHIN THE SHELL, AN INNER TUBE OF PAPER SPIRALLY WOUND TO A RADIAL THICKNESS OF LESS THAN THE THICKNESS OF THE OUTER SHELL AND WITHIN SAID BAG, AND A FILLING OF LOW SENSITIVITY EXPOLISIVE WITHIN THE PACKAGE AND CONFINED LATERALLY BY THE TUBE, THERE BEING AN ANNULAR SPACE BETWEEN THE OUTER SHELL AND THE TUBE WITH A RADIAL DIMENSION OF ABOUT .02" TO ALLOW LATERAL MOVEMENT OF THE TUBE WHILE LOADING THE CARTRIDGE, SAID TUBE BEING OF SUFFICIENT STRENGTH TO AVOID INJURY TO THE BAG AS THE CARTRIDGE IS LOADED BY CONVENTIONAL EQUIPMENT, AND BEING OF A LENGTH LESS THAN THE LENGTH OF THE INTERIOR LAODED PORTION OF THE BAG.
References Cited (Backward Citations)
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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 |