Patent US4940241A successfully refreshed from Google Patents.
Patent US3167353A successfully refreshed from Google Patents.
US3167353A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expanded foraminous plastic article
Assignee: Individual
•
Filing: 1962-08-16
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Granted: 1965-01-26
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Expires: 1982-08-16
Abstract
No abstract record available.
Inventors
- 👤 Samuel P Crane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:01
CPC Classifications
A; A47; A47C; A47C7/00; A47C7/62; A47C7/72; A47C7/74; A47C7/742; A47C7/02; A47C7/029; A47C7/16; Y; Y10; Y10S; Y10S297/00; Y10S297/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
IN A FABRICATED EXPANDED PLASTIC MEMBER OF GREATER OVERALL HEIGHT THAN THE THICKNESS OF THE MATERIAL THEREOF, A FORAMINOUS GENERALLY PLANAR ONE PIECE PORTION HAVING INTEGRAL SETS OF INTERSECTING STIFFENING STRIPS SURROUNDING AND DEFINING ROWS OF LONGITUDINALLY AND TRANSVERSELY SPACED APART OPENINGS IN SAID PORTION, AND OUTSTANDING GENERALLY ARCH-SHAPED ELEMENTS INTEGRAL WITH SAID PORTION AND EACH BRIDGING ONE OF THE OPENINGS AND HAVING A TOP OF SUBSTANTIAL AREA, THE ELEMENTS BEING SUFFICIENTLY RIGID AND CLOSELY SPACED ENOUGH TO SUPPORT A LOAD, THERE BEING SPACES IN THE ELEMENTS COMMUNICATING WITH THE OPENINGS AND OF SUFFICIENT VOLUME FOR THE CIRCULATION OF AIR THROUGH THE MEMBER.
Claim 2
Dependent Claim
103 words
IN A FABRICATED EXPANDED PLASTIC MEMBER OF GREATER OVERALL HEIGHT THAN THE THICKNESS OF THE MATERIAL THEREOF, A FORAMINOUS GENERALLY PLANAR ONE PIECE PORTION HAVING INTEGRAL SETS OF INTERSECTING STIFFENING STRIPS SURROUNDING AND DEFINING ROWS OF LONGITUDINALLY AND TRANSVERSELY SPACED APART OPENINGS IN SAID PORTION, AND OUTSTANDING GENERALLY ARCH-SHAPED ELEMENTS INTEGRAL WITH SAID PORTION AND EACH BRIDGING ONE OF THE OPENINGS AND HAVING A TOP OF SUBSTANTIAL AREA, THE ELEMENTS BEING SUFFICIENTLY RIGID AND CLOSELY SPACED ENOUGH TO SUPPORT A LOAD, THERE BEING SPACES IN THE ELEMENTS COMMUNICATING WITH THE OPENINGS AND OF SUFFICIENT VOLUME FOR THE CIRCULATION OF AIR THROUGH THE MEMBER.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |