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Assignee: GAF Chemicals Corp
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Filing: 1965-05-03
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Granted: 1967-11-21
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Expires: 1985-05-03
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Abstract

No abstract record available.

Inventors

  • 👤 Walter J Hall

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 23:19
CPC Classifications
G; G03; G03B; G03B23/00; G03B23/02; G03B23/06

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 236 words
IN A CIRCULAR SLIDE TRAY, THE CONSTRUCTION COMPRISING, INNER AND OUTER CONCENTRIC WALLS HAVING A PLURALITY OF RADIALLY DISPOSED CIRCUMFERENTIALLY SPACED PARTITIONS ARRANGED THEREBETWEEN, SAID PARTITIONS DEFINING THEREBETWEEN A PLURALITY OF AXIALLY EXTENDING SLIDE RECEIVING SPACES, SAID OUTER WALL HAVING A FIRST INNER FACE PORTION THEREOF OF GREATER INSIDE DIAMETER THAN THE INSIDE DIAMETER OF THE REMAINING INNER FACE PORTION OF THE OUTER WALL, SAID PORTIONS BEING SEPARATED BY AN ANNULAR SHOULDER, THE EDGE PORTIONS OF SAID PARTITIONS ADJACENT SAID FIRST INNER FACE PORTION BEING IN UNIFORM SPACED RELATION WITH THE LATTER THEREBY DEFINING AN ANNULAR SPACE, AN ANNULAR PLANAR MEMBER EXTENDING IN UNIFORM, CLOSED SPACED RELATION WITH THE EDGE OF SAID OUTER WALL ADJACENT SAID FIRST PORTION THEREOF, SAID PLANAR MEMBER HAVING AN EDGE THEREOF EXTENDING IN ADJACENT RELATION WITH THE INNER CONFINES OF SAID ANNULAR SPACE, ANNULAR SPRING CLIP RETAINING MEANS MOUNTED IN SAID ANNULAR SPACE, SAID RETAINING MEANS BEING GENERALLY U-SHAPED IN CROSS-SECTION AND HAVING THE BIGHT PORTION THEREOF IN ENGAGEMENT WITH SAID SHOULDER WITH ONE LEG OF THE RETAINING MEANS BEING IN SUBSTANTIAL COEXTENSIVE CONTACT WITH SAID FIRST INNER FACE PORTION AND WITH THE OTHER LEG OF SAID RETAINING MEANS CONSISTING OF A PLURALITY OF INDIVIDUAL SPRING FINGERS, SAID SPRING FINGERS NORMALLY YIELDABLY ENGAGING FIXED MEANS ADJACENT THE INNER CONFINES OF SAID ANNULAR SPACE AND BEING ARRANGED IN RESPECTIVE SLIDE RECEIVING SPACES FOR RESILIENT ENGAGEMENT WITH THE EDGES OF SLIDES RECEIVED THEREIN.
Claim 2
Dependent Claim 236 words
IN A CIRCULAR SLIDE TRAY, THE CONSTRUCTION COMPRISING, INNER AND OUTER CONCENTRIC WALLS HAVING A PLURALITY OF RADIALLY DISPOSED CIRCUMFERENTIALLY SPACED PARTITIONS ARRANGED THEREBETWEEN, SAID PARTITIONS DEFINING THEREBETWEEN A PLURALITY OF AXIALLY EXTENDING SLIDE RECEIVING SPACES, SAID OUTER WALL HAVING A FIRST INNER FACE PORTION THEREOF OF GREATER INSIDE DIAMETER THAN THE INSIDE DIAMETER OF THE REMAINING INNER FACE PORTION OF THE OUTER WALL, SAID PORTIONS BEING SEPARATED BY AN ANNULAR SHOULDER, THE EDGE PORTIONS OF SAID PARTITIONS ADJACENT SAID FIRST INNER FACE PORTION BEING IN UNIFORM SPACED RELATION WITH THE LATTER THEREBY DEFINING AN ANNULAR SPACE, AN ANNULAR PLANAR MEMBER EXTENDING IN UNIFORM, CLOSED SPACED RELATION WITH THE EDGE OF SAID OUTER WALL ADJACENT SAID FIRST PORTION THEREOF, SAID PLANAR MEMBER HAVING AN EDGE THEREOF EXTENDING IN ADJACENT RELATION WITH THE INNER CONFINES OF SAID ANNULAR SPACE, ANNULAR SPRING CLIP RETAINING MEANS MOUNTED IN SAID ANNULAR SPACE, SAID RETAINING MEANS BEING GENERALLY U-SHAPED IN CROSS-SECTION AND HAVING THE BIGHT PORTION THEREOF IN ENGAGEMENT WITH SAID SHOULDER WITH ONE LEG OF THE RETAINING MEANS BEING IN SUBSTANTIAL COEXTENSIVE CONTACT WITH SAID FIRST INNER FACE PORTION AND WITH THE OTHER LEG OF SAID RETAINING MEANS CONSISTING OF A PLURALITY OF INDIVIDUAL SPRING FINGERS, SAID SPRING FINGERS NORMALLY YIELDABLY ENGAGING FIXED MEANS ADJACENT THE INNER CONFINES OF SAID ANNULAR SPACE AND BEING ARRANGED IN RESPECTIVE SLIDE RECEIVING SPACES FOR RESILIENT ENGAGEMENT WITH THE EDGES OF SLIDES RECEIVED THEREIN.

References Cited (Backward Citations)

US326493A Cited
US2278295A Cited
US2900074A Cited
US3120150A Cited
US3187890A Cited
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US3159934A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-11-20 1971-05-22 1971-11-21 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-11-20 1975-05-22 1975-11-21 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-11-20 1979-05-22 1979-11-21 $7700.00 Window Closed / Lapsed

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