Patent US2603156A successfully refreshed from Google Patents.
US2603156A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock-resistant product
Assignee: Individual
•
Filing: 1946-08-02
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Granted: 1952-07-15
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Expires: 1966-08-02
Abstract
No abstract record available.
Inventors
- 👤 Elbert C Lathrop
- 👤 Theodore R Naffziger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:29
CPC Classifications
D; D21; D21J; D21J3/00; F; F42; F42B; F42B7/00; F42B7/02; F42B7/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A FIREARM CATRIDGE WAD COMPRISING A CYLINDER OF FELTED AND PRESSED VEGETABLE FIBERS, SAID FIBERS COMPRISING A MIXTURE OF NO LESS THAN ABOUT 60 PERCENT OF HAIR-LIKE, SPRINGY PLANT-FIBER BUNDLES SUBSTANTIALLY FREE FROM PITH PARTICLES, A MAJORITY OF WHICH FIBER BUNDLES HAVE THE APPROXIMATE THICKNESS OF ANIMAL HAIR AND EXTEND UNBROKEN THROUGH THE PLANAR DIMENSION OF THE WAD, MIXED WITH AND HELD TOGETHER BY BEATEN AND CHEMICALLY HYDRATED PAPER-MAKING FIBERS, SAID PLANT-FIBER BUNDLES BEING THE CHEMICALLY UNALTERED, LENGTHWISE-SPILT STEMS OF MATURE HOLLOWSTEMMED, ANNUAL PLANTS SELECTED FROM THE GROUP CONSISTING OF CEREAL STRAWS AND GRASSES.
Claim 2
Dependent Claim
94 words
A FIREARM CATRIDGE WAD COMPRISING A CYLINDER OF FELTED AND PRESSED VEGETABLE FIBERS, SAID FIBERS COMPRISING A MIXTURE OF NO LESS THAN ABOUT 60 PERCENT OF HAIR-LIKE, SPRINGY PLANT-FIBER BUNDLES SUBSTANTIALLY FREE FROM PITH PARTICLES, A MAJORITY OF WHICH FIBER BUNDLES HAVE THE APPROXIMATE THICKNESS OF ANIMAL HAIR AND EXTEND UNBROKEN THROUGH THE PLANAR DIMENSION OF THE WAD, MIXED WITH AND HELD TOGETHER BY BEATEN AND CHEMICALLY HYDRATED PAPER-MAKING FIBERS, SAID PLANT-FIBER BUNDLES BEING THE CHEMICALLY UNALTERED, LENGTHWISE-SPILT STEMS OF MATURE HOLLOWSTEMMED, ANNUAL PLANTS SELECTED FROM THE GROUP CONSISTING OF CEREAL STRAWS AND GRASSES.
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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) | 1955-07-15 | 1956-01-14 | 1956-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-15 | 1960-01-14 | 1960-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-15 | 1964-01-14 | 1964-07-15 | $7700.00 | Window Closed / Lapsed |