US3852907A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fishing sinker
Assignee: Individual
•
Filing: 1973-10-01
•
Granted: 1974-12-10
•
Expires: 1993-10-01
Abstract
Abstract A sinker for use in fishing comprising wolframite material and means for securing the wolframite material to a fishing line comprising an elongated jacket having an opening therethrough for receiving a fishing line, the jacket having a filling aperture for insertion of wolframite particles.
Inventors
- 👤 S Haught
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 03:58
CPC Classifications
A; A01; A01K; A01K95/00; A01K95/005
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
64 words
A fishing sinker comprising wolframite material, and means for securing said wolframite material to a fishing line, said sinker having a weight of less than 7 ounces, and further comprising: a jacket means surrounding said wolframite material and said jacket means having an opening therethrough for facilitating attachment to a fishing line, said jacket means defining at least a part of said securing means.
Claim 2
Dependent Claim
64 words
A fishing sinker comprising wolframite material, and means for securing said wolframite material to a fishing line, said sinker having a weight of less than 7 ounces, and further comprising: a jacket means surrounding said wolframite material and said jacket means having an opening therethrough for facilitating attachment to a fishing line, said jacket means defining at least a part of said securing means.
Claim 3
Dependent Claim
70 words
The sinker of claim 1 in which said wolframite material is in particle form and in which said securing means comprises malleable means securing said wolframite particles together and forming with said particles a weight body, said body having a recess therein for receiving a fishing line whereby said malleable means permits portions of said body to be pressed toward each other at said recess to grip said fishing line.
Claim 4
Dependent Claim
64 words
The weight of claim 1 further comprising: said jacket having inner and outer spaced sidewalls each of annular shape and having end walls connected to said sidewalls, said jacket having first and second portions forming a vessel which almost completely encloses an interior space except for a very minor area having a filling aperture therethrough through which filling material can be poured during manufacture.
Claim 5
Dependent Claim
23 words
The weight of claim 3 further comprising: said jacket having a third wall portion secured to said vessel and closing said filling aperture.
Claim 6
Dependent Claim
61 words
The weight of claim 3 further comprising: said first and second jacket portions having opposed adjacent edges attached together, said adjacent edges having projection means on one adjacent edge and recess means on the opposite adjacent edge, said recess means receiving said porjection means for ease of positioning of said adjacent edges during manufacture, and means securing said adjacent edges together.
Claim 7
Dependent Claim
19 words
The sinker of claim 1 in which said wolframite is in particle form held together by a binder material.
Claim 8
Dependent Claim
38 words
The sinker of claim 1 in which the exterior of said sinker is greater in length than width by more than the ratio of three to two so as to reduce tendency to catch on weeds and rocks.
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) | 1977-12-09 | 1978-06-10 | 1978-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-09 | 1982-06-10 | 1982-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-09 | 1986-06-10 | 1986-12-10 | $7700.00 | Window Closed / Lapsed |