Patent US3354756A successfully refreshed from Google Patents.
Patent US4591254A successfully refreshed from Google Patents.
US4591254A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adaptor for T.V. camera
Assignee: Individual
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Filing: 1984-10-26
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Granted: 1986-05-27
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Expires: 2004-10-26
Abstract
Abstract Adaptor for a video movie camera having a detachable viewfinder which extends laterally from one side of the camera for viewing with the eye of the user which is closest to the camera. The viewfinder is provided with a first fastening element which is adapted to engage a second fastening element on the camera. The adaptor is provided with a third fastening element at one end of the adaptor for engaging the second fastening element of the camera and a fourth fastening element at the opposite end of the adaptor for engagement by the first fastening element of the viewfinder to enable the viewfinder to be detachably mounted on the adaptor for viewing with the eyes of the user which is farthest from the camera.
Inventors
- 👤 Bronislaw Sokolowski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:44
CPC Classifications
G; G03; G03B; G03B19/00; G03B19/18; G03B19/20; H; H04; H04N; H04N23/00; H04N23/50; H04N23/53; H04N23/531
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
169 words
Adaptor for a video movie camera having a detachable viewfinder which is provided with a first fastening element that is adapted to engage a second fastening element on the camera to enable the viewfinder to be detachably mounted on the camera, the viewfinder extending laterally from one side of the camera for viewing with the eye of a person which is closest to said one side when the camera is being utilized for movie taking, said adaptor comprising: (a) an elongated supporting body, (b) a third fastening element which is located at one end of the body and which is adapted to engage said second fastening element to enable the adaptor to be detachably mounted on the camera, and (c) a fourth fastening element at the opposite end of said body which is adapted to be engaged by said first fastening element for enabling the viewfinder to be detachably mounted on the adaptor for viewing with the person's opposite eye when the camera is being utilized for movie taking.
Claim 2
Dependent Claim
169 words
Adaptor for a video movie camera having a detachable viewfinder which is provided with a first fastening element that is adapted to engage a second fastening element on the camera to enable the viewfinder to be detachably mounted on the camera, the viewfinder extending laterally from one side of the camera for viewing with the eye of a person which is closest to said one side when the camera is being utilized for movie taking, said adaptor comprising: (a) an elongated supporting body, (b) a third fastening element which is located at one end of the body and which is adapted to engage said second fastening element to enable the adaptor to be detachably mounted on the camera, and (c) a fourth fastening element at the opposite end of said body which is adapted to be engaged by said first fastening element for enabling the viewfinder to be detachably mounted on the adaptor for viewing with the person's opposite eye when the camera is being utilized for movie taking.
Claim 3
Dependent Claim
180 words
Adaptor for a video movie camera having a detachable viewfinder which is provided with a first fastening element that is adapted to engage a second fastening element on the camera to enable the viewfinder to be detachably mounted on the camera, the viewfinder extending laterally from one side of the camera for viewing with the eye of a person which is closest to said one side when the camera is being utilized for movie taking, said adaptor comprising: (a) an elongated supporting body, (b) a third fastening element which is located at one end of the body and which is adapted to engage said second fastening element to enable the adaptor to be detachably mounted on the camera, and (c) a fourth fastening element at the opposite end of said body which is adapted to be engaged by said first fastening element for enabling the viewfinder to be detachably mounted on the adaptor for extending laterally from said one side of the camera and for viewing with the person's opposite end when the camera is being utilized for movie taking.
Claim 4
Dependent Claim
180 words
Adaptor for a video movie camera having a detachable viewfinder which is provided with a first fastening element that is adapted to engage a second fastening element on the camera to enable the viewfinder to be detachably mounted on the camera, the viewfinder extending laterally from one side of the camera for viewing with the eye of a person which is closest to said one side when the camera is being utilized for movie taking, said adaptor comprising: (a) an elongated supporting body, (b) a third fastening element which is located at one end of the body and which is adapted to engage said second fastening element to enable the adaptor to be detachably mounted on the camera, and (c) a fourth fastening element at the opposite end of said body which is adapted to be engaged by said first fastening element for enabling the viewfinder to be detachably mounted on the adaptor for extending laterally from said one side of the camera and for viewing with the person's opposite end when the camera is being utilized for movie taking.
Claim 5
Dependent Claim
195 words
Adaptor for a video movie camera having a detachable viewfinder which is provided with a first fastening element that is adapted to engage a second fastening element on the camera to enable the viewfinder to be detachably mounted on the camera, the viewfinder extending laterally from one side of the camera for viewing with the eye of a person which is closest to said one side when the camera is being utilized for movie taking, said adaptor comprising: (a) an elongated supporting body, (b) a third fastening element which is identical to the first fastening element and which is located at one end of the body, said third fastening element being adapted to engage said second fastening element to enable the adaptor to be detachably mounted on the camera, and (c) a fourth fastening element which is identical to the second fastening element and which is located at the opposite end of said body, said fourth fastening element being adapted to be engaged by said first fastening element for enabling the viewfinder to be detachably mounted on the adaptor for viewing with the person's opposite eye when the camera is being utilized for movie taking.
Claim 6
Dependent Claim
195 words
Adaptor for a video movie camera having a detachable viewfinder which is provided with a first fastening element that is adapted to engage a second fastening element on the camera to enable the viewfinder to be detachably mounted on the camera, the viewfinder extending laterally from one side of the camera for viewing with the eye of a person which is closest to said one side when the camera is being utilized for movie taking, said adaptor comprising: (a) an elongated supporting body, (b) a third fastening element which is identical to the first fastening element and which is located at one end of the body, said third fastening element being adapted to engage said second fastening element to enable the adaptor to be detachably mounted on the camera, and (c) a fourth fastening element which is identical to the second fastening element and which is located at the opposite end of said body, said fourth fastening element being adapted to be engaged by said first fastening element for enabling the viewfinder to be detachably mounted on the adaptor for viewing with the person's opposite eye when the camera is being utilized for movie taking.
Claim 7
Dependent Claim
173 words
Adaptor for a video movie camera having a detachable viewfinder which is provided with a first fastening element that is adapted to engage a second fastening element on the camera to enable the viewfinder to be detachably mounted on the camera, the viewfinder extending laterally from one side of the camera for viewing with the eye of a person which is closest to said one side when the camera is being utilized for movie taking, said adaptor comprising: (a) an elongated supporting body, (b) a third fastening element which is located at one end of the body and which is adapted to be mechanically interlocked with said second fastening element to enable the adaptor to be detachably mounted on the camera, and (c) a fourth fastening element at the opposite end of said body which is adapted to be mechanically interlocked by said first fastening element for enabling the viewfinder to be detachably mounted on the adaptor for viewing with the person's opposite eye when the camera is being utilized for movie taking.
Claim 8
Dependent Claim
173 words
Adaptor for a video movie camera having a detachable viewfinder which is provided with a first fastening element that is adapted to engage a second fastening element on the camera to enable the viewfinder to be detachably mounted on the camera, the viewfinder extending laterally from one side of the camera for viewing with the eye of a person which is closest to said one side when the camera is being utilized for movie taking, said adaptor comprising: (a) an elongated supporting body, (b) a third fastening element which is located at one end of the body and which is adapted to be mechanically interlocked with said second fastening element to enable the adaptor to be detachably mounted on the camera, and (c) a fourth fastening element at the opposite end of said body which is adapted to be mechanically interlocked by said first fastening element for enabling the viewfinder to be detachably mounted on the adaptor for viewing with the person's opposite eye when the camera is being utilized for movie taking.
Claim 9
Dependent Claim
20 words
Adaptor as recited in claim 4, wherein said fastening elements are mechanically interlocked by means of complementary flanges and grooves.
Claim 10
Dependent Claim
44 words
Adaptor as recited in claim 5, wherein each of the first and third fastening elements is a protrusion and each of the second and fourth fastening elements is a complementary slotted slideway for receiving the protrusions of said third and first fastening elements, respectively.
Claim 11
Dependent Claim
36 words
Adaptor as recited in claim 6, wherein each of said protrusions is provided with oppositely extending flanges and each of said slotted slideways is provided with oppositely extending grooves which are adapted to receive said flanges.
Claim 12
Dependent Claim
42 words
Adaptor as recited in claim 6, wherein said adaptor is provided with an aperture in said slideway for receiving a retractable plunger of a viewfinder which is provided with a retractable plunger to enable said viewfinder to be latched to said adaptor.
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) | 1989-05-26 | 1989-11-25 | 1990-05-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-05-26 | 1993-11-25 | 1994-05-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-05-26 | 1997-11-25 | 1998-05-27 | $7700.00 | Window Closed / Lapsed |