US3090047A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Waterproof seam
Assignee: Individual
•
Filing: 1961-07-12
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Granted: 1963-05-21
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Expires: 1981-07-12
Abstract
No abstract record available.
Inventors
- 👤 Grazia Joseph De
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:10
CPC Classifications
A; A41; A41D; A41D27/00; A41D27/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
172 words
A LAP SEAM FOR JOINING TOGETHER THE OVERLAPPED EDGE PORIONS OF INNER AND OUTER SHEETS OF FLEXIBLE MOISTURE RESISTANT MATERIAL, SAID EDGE PORTION OF SAID OUTER SHEET HAVING A NARROW MARGINAL PORTION DOWNWARDLY AND LATERALLY INWARDLY DIRECTED TO PROVIDE A NARROW UPPER HEM COMPRISING A BIGHT AND UPPER AND LOWER PLIES, A ROW OF STITCHING CONNECTING SAID PLIES TOGETHER LATERALLY INWARDLY OF SAID BIGHT AND PROVIDING A FREE EDGE ON SAID LOWER PLY LATERALLY INWARDLY OF SAID ROW OF STITCHING, SAID INNER SHEET HAVING A NARROW MARGINAL PORTION UPWARDLY AND REVERSELY DIRECTED TO PROVIDE A NARROW LOWER HEM COMPRISING UPPER AND LOWER PLIES, SAID UPPER PLY OF SAID LOWER HEM BEING DISPOSED ABOVE SAID LOWER PLY OF SAID UPPER HEM LATERALLY INWARDLY OF SAID ROW OF STITCHES, A SECOND ROW OF STITCHES EXTENDING THROUGH BOTH OF SAID PLIES OF SAID LOWER HEM AND THROUGH SAID LOWER PLY ONLY OF SAID UPPER HEM, AND SAID SECOND ROW OF STITCHING BEING LOCATED LATERALLY INWARDLY OF SAID FIRST ROW OF STITCHING IN PARALLEL RELATION THERETO.
Claim 2
Dependent Claim
172 words
A LAP SEAM FOR JOINING TOGETHER THE OVERLAPPED EDGE PORIONS OF INNER AND OUTER SHEETS OF FLEXIBLE MOISTURE RESISTANT MATERIAL, SAID EDGE PORTION OF SAID OUTER SHEET HAVING A NARROW MARGINAL PORTION DOWNWARDLY AND LATERALLY INWARDLY DIRECTED TO PROVIDE A NARROW UPPER HEM COMPRISING A BIGHT AND UPPER AND LOWER PLIES, A ROW OF STITCHING CONNECTING SAID PLIES TOGETHER LATERALLY INWARDLY OF SAID BIGHT AND PROVIDING A FREE EDGE ON SAID LOWER PLY LATERALLY INWARDLY OF SAID ROW OF STITCHING, SAID INNER SHEET HAVING A NARROW MARGINAL PORTION UPWARDLY AND REVERSELY DIRECTED TO PROVIDE A NARROW LOWER HEM COMPRISING UPPER AND LOWER PLIES, SAID UPPER PLY OF SAID LOWER HEM BEING DISPOSED ABOVE SAID LOWER PLY OF SAID UPPER HEM LATERALLY INWARDLY OF SAID ROW OF STITCHES, A SECOND ROW OF STITCHES EXTENDING THROUGH BOTH OF SAID PLIES OF SAID LOWER HEM AND THROUGH SAID LOWER PLY ONLY OF SAID UPPER HEM, AND SAID SECOND ROW OF STITCHING BEING LOCATED LATERALLY INWARDLY OF SAID FIRST ROW OF STITCHING IN PARALLEL RELATION THERETO.
References Cited (Backward Citations)
US2374314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-20 | 1966-11-19 | 1967-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-20 | 1970-11-19 | 1971-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-20 | 1974-11-19 | 1975-05-21 | $7700.00 | Window Closed / Lapsed |