US4044495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for capturing cockroaches
Assignee: Earth Corp
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Filing: 1975-10-20
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Granted: 1977-08-30
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Expires: 1995-10-20
Abstract
Abstract A device for use in capturing cockroaches which comprises a container having at least one opening or entrance permitting cockroaches to enter therein and a slanting stepping plate extending inwardly upward from the bottom of the opening.
Inventors
- 👤 Akira Nishimura
- 👤 Hiroshi Akamatsu
- 👤 Sentaro Negoro
- 👤 Yasutoshi Yoshida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:04
CPC Classifications
A; A01; A01M; A01M1/00; A01M1/02; A01M1/14; A01M2200/00; A01M2200/01; A01M2200/011
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
117 words
A device for capturing cockroaches comprising: a rectangular base member, two side means, extending from opposite side edges of said base member, said side means meeting along a line parallel to said opposite side edges of said base member to form a housing; at least one stepping plate extending from said base along an end edge thereof, said stepping plate being inclined inwardly into said housing; wherein an opening directly into said housing is formed at at least one end of said housing, said opening being defined by said stepping plate and said side means; and wherein said stepping plate serves to prevent cockroaches from escaping from the interior of the housing after they have been captured.
Claim 2
Independent Claim
117 words
A device for capturing cockroaches comprising: a rectangular base member, two side means, extending from opposite side edges of said base member, said side means meeting along a line parallel to said opposite side edges of said base member to form a housing; at least one stepping plate extending from said base along an end edge thereof, said stepping plate being inclined inwardly into said housing; wherein an opening directly into said housing is formed at at least one end of said housing, said opening being defined by said stepping plate and said side means; and wherein said stepping plate serves to prevent cockroaches from escaping from the interior of the housing after they have been captured.
Claim 3
Dependent Claim
26 words
The device of claim 1 wherein the stepping plate has an inner edge which is about 3 mm to about 30 mm above the bottom plate.
Claim 4
Dependent Claim
21 words
The device of claim 1 wherein the stepping plate has an angle of inclination of from about 20° to about 60°.
Claim 5
Dependent Claim
21 words
The device of claim 1 wherein the stepping plate has an angle of inclination of from about 30° to about 45°.
Claim 6
Dependent Claim
18 words
The device for capturing cockroaches according to claim 1, wherein the opening for cockroaches is provided with eaves.
Claim 7
Dependent Claim
15 words
The device of claim 1 wherein said stepping plate is integral with said base member.
Claim 8
Independent Claim
266 words
A device for capturing cockroaches which is a container of the knockdown type which comprises a left upper plate, a left side plate, a bottom plate, a right side plate and a right upper plate extending continuously with folds formed between the adjacent plates, support plates extending from the opposite ends of the left and right side plates with oblique inward folds formed therebetween, and stepping plates extending from the opposite ends of the bottom plate with horizontal folds formed therebetween, each of the stepping plates being continuous at its left and right sides with the support plates with vertical folds formed therebetween, the left side of the left upper plate and the right side of the right upper plate having joining means respectively to join both the upper plates together wherein when assembled said device comprises said bottom plate; said right side plate and said left side plate, extending from opposite side edges of said bottom plate and said right upper plate extending from said right side plate and said left upper plate extending from said left side plate to form a housing; said stepping plates extending from said bottom plate along an end edge thereof, said stepping plates being inclined inwardly into said housing; wherein an opening is formed at at least one end of said housing, said opening being defined by said stepping plate, said right side plate, said right upper plate, said left upper plate, and said left side plate; and wherein said stepping plate serves to prevent cockroaches from escaping from the interior of the housing after they have been captured.
Claim 9
Independent Claim
266 words
A device for capturing cockroaches which is a container of the knockdown type which comprises a left upper plate, a left side plate, a bottom plate, a right side plate and a right upper plate extending continuously with folds formed between the adjacent plates, support plates extending from the opposite ends of the left and right side plates with oblique inward folds formed therebetween, and stepping plates extending from the opposite ends of the bottom plate with horizontal folds formed therebetween, each of the stepping plates being continuous at its left and right sides with the support plates with vertical folds formed therebetween, the left side of the left upper plate and the right side of the right upper plate having joining means respectively to join both the upper plates together wherein when assembled said device comprises said bottom plate; said right side plate and said left side plate, extending from opposite side edges of said bottom plate and said right upper plate extending from said right side plate and said left upper plate extending from said left side plate to form a housing; said stepping plates extending from said bottom plate along an end edge thereof, said stepping plates being inclined inwardly into said housing; wherein an opening is formed at at least one end of said housing, said opening being defined by said stepping plate, said right side plate, said right upper plate, said left upper plate, and said left side plate; and wherein said stepping plate serves to prevent cockroaches from escaping from the interior of the housing after they have been captured.
Claim 10
Dependent Claim
26 words
The device of claim 7 wherein the stepping plate has an inner edge which is about 3 mm to about 30 mm above the bottom plate.
Claim 11
Dependent Claim
21 words
The device of claim 7 wherein the stepping plate has an angle of inclination of from about 20° to about 60°.
Claim 12
Dependent Claim
21 words
The device of claim 7 wherein the stepping plate has an angle of inclination of from about 30° to about 45°.
Claim 13
Dependent Claim
21 words
The device of claim 7 wherein the left and right upper plates are constructed to form eaves over the stepping plates.
References Cited (Backward Citations)
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Cited
US1209993A
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US1485867A
Cited
US2796696A
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US3269052A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-08-29 | 1981-02-28 | 1981-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-08-29 | 1985-02-28 | 1985-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-08-29 | 1989-02-28 | 1989-08-30 | $7700.00 | Window Closed / Lapsed |