US3204356A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: C&P Phonoproducts Inc
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Filing: 1962-08-23
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Granted: 1965-09-07
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Expires: 1982-08-23
Abstract
No abstract record available.
Inventors
- 👤 Egbert B Close
- 👤 Joseph A Patenaude
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:35
CPC Classifications
G; G09; G09F; G09F1/00; G09F1/10; G09F1/12; Y; Y10; Y10T; Y10T24/00; Y10T24/20; Y10T24/202
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
270 words
A DISPLAY BOARD COMPRISING A GENERALLY RECTANGULAR REAR PLATE HAVING A CENTRAL PLANAR SECTION AND A GENERALLY RECTANGULAR FRONT PLATE HAVING A CENTRAL PLANAR SECTION, SAID PLATES BEING HELD TOGETHER IN CONFRONTING RELATION WITH THE PLANAR SECTIONS THEREOF IN SPACED PARALLEL RELATION, A PERIPHERLA FLANGE ON THE TOP AND SIDE EDGES OF SAID REAR PLATE IN ENGAGEMENT WITH THE TOP AND SIDE EDGES OF SAID FRONT PLATE, A RAISED RIB EXTENDING ALONG THE TOP AND SIDE EDGE PORTIONS OF SAID REAR PLATE ADJACENT SAID PERIPHERAL FLANGE TO MAINTAIN THE CONFRONTING PLANAR SURFACES OF SAID FRONT AND REAR PLATES IN SPACED RELATION, A LOCKING FLANGE FORMED INTEGRALLY WITH SAID PERIPHERAL FLANGE ALONG A PORTION OF THE TOP EDGE OF SAID REAR PLATE OVERLYING SAID RIB IN SPACED PARALLEL RELATION THEREWITH TO HOLD THE TOP EDGE OF SAID FRONT PLATE IN ENGAGEMENT WITH SAID RIB, SIDE LOCKING FLANGES FORMED INTEGRALLY WITH SAID PERIPHERAL FLANGE OF SAID REAR PLATE ADJACENT THE BOTTOM PORTION THEREOF AND OVERLYING SAID RIB IN SPACED PARALLEL RELATION THEREWITH TO MAINTAIN THE SIDE EDGES OF SAID FRONT PLATE IN ENGAGEMENT WITH SAID RIB, MEANS DEFINING NOTCHES IN THE SIDE EDGES OF SAID FRONT PLATE ADJACENT A PORTION OF SAID SIDE LOCKING FLANGES, S TOP MEMBER ON EACH SIDE LOCKING FLANGE ADAPTED TO BE RECEIVED WITHIN THE NOTCHES ON THE ADJACENT SIDE EDGE OF SAID FRONT PLATE TO LOCK SAID FRONT PLATE IN POSITION, AND A SPRING CLIP MEMBER FORMED INTEGRALLY WITH SAID REAR PLATE AND OVERLYING A PORTION OF THE UPPER END OF SAID FRONT PLATE TO HOLD MATERIAL IN POSITION ON THE UPPER SURFACE OF SAID FRONT PLATE.
Claim 2
Dependent Claim
270 words
A DISPLAY BOARD COMPRISING A GENERALLY RECTANGULAR REAR PLATE HAVING A CENTRAL PLANAR SECTION AND A GENERALLY RECTANGULAR FRONT PLATE HAVING A CENTRAL PLANAR SECTION, SAID PLATES BEING HELD TOGETHER IN CONFRONTING RELATION WITH THE PLANAR SECTIONS THEREOF IN SPACED PARALLEL RELATION, A PERIPHERLA FLANGE ON THE TOP AND SIDE EDGES OF SAID REAR PLATE IN ENGAGEMENT WITH THE TOP AND SIDE EDGES OF SAID FRONT PLATE, A RAISED RIB EXTENDING ALONG THE TOP AND SIDE EDGE PORTIONS OF SAID REAR PLATE ADJACENT SAID PERIPHERAL FLANGE TO MAINTAIN THE CONFRONTING PLANAR SURFACES OF SAID FRONT AND REAR PLATES IN SPACED RELATION, A LOCKING FLANGE FORMED INTEGRALLY WITH SAID PERIPHERAL FLANGE ALONG A PORTION OF THE TOP EDGE OF SAID REAR PLATE OVERLYING SAID RIB IN SPACED PARALLEL RELATION THEREWITH TO HOLD THE TOP EDGE OF SAID FRONT PLATE IN ENGAGEMENT WITH SAID RIB, SIDE LOCKING FLANGES FORMED INTEGRALLY WITH SAID PERIPHERAL FLANGE OF SAID REAR PLATE ADJACENT THE BOTTOM PORTION THEREOF AND OVERLYING SAID RIB IN SPACED PARALLEL RELATION THEREWITH TO MAINTAIN THE SIDE EDGES OF SAID FRONT PLATE IN ENGAGEMENT WITH SAID RIB, MEANS DEFINING NOTCHES IN THE SIDE EDGES OF SAID FRONT PLATE ADJACENT A PORTION OF SAID SIDE LOCKING FLANGES, S TOP MEMBER ON EACH SIDE LOCKING FLANGE ADAPTED TO BE RECEIVED WITHIN THE NOTCHES ON THE ADJACENT SIDE EDGE OF SAID FRONT PLATE TO LOCK SAID FRONT PLATE IN POSITION, AND A SPRING CLIP MEMBER FORMED INTEGRALLY WITH SAID REAR PLATE AND OVERLYING A PORTION OF THE UPPER END OF SAID FRONT PLATE TO HOLD MATERIAL IN POSITION ON THE UPPER SURFACE OF SAID FRONT PLATE.
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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |