US3149590A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sewing machine fabric trimming attachment
Assignee: Individual
•
Filing: 1962-01-02
•
Granted: 1964-09-22
•
Expires: 1982-01-02
Abstract
No abstract record available.
Inventors
- 👤 Sr Gilbert Fowler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:57
CPC Classifications
D; D05; D05B; D05B37/00; D05B37/04
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A SEWING MACHINE ATTACHMENT ADAPTED FOR TRIMMING THE RESPECTIVE EDGE PORTIONS OF SUPERPOSED FABRICS SECTIONS PARALLEL TO THE DIRECTION OF TRAVEL, THE SAID FABRIC SECTIONS BEING STITCHED SIMULTANEOUSLY THEREWITH, SAID ATTACHMENT BEING COMPRISED OF A BASE PLATE HAVING AN UPPER AND A LOWER SURFACE, A FIRST STATIONARY BLADE SUPPORTED ABOVE SAID BASE PLATE IN SPACED PARALLEL RELATION WITH RESPECT TO THE UPPER SURFACE OF SAID BASE PLATE, A FIRST PIVOTAL BLADE IN SHEARING ENGAGEMENT WITH SAID FIRST STATIONARY BLADE, A SECOND STATIONARY BLADE DISPOSED FLUSH WITH RESPECT TO THE UPPER SURFACE OF SAID BASE PLATE AND IN SPACED PARALLELISM WITH RESPECT TO SAID FIRST STATIONARY BLADE, A SECOND PIVOTAL BLADE IN SHEARING ENGAGEMENT WITH SAID SECOND STATIONARY BLADE, SAID FIRST AND SECOND PIVOTAL BLADES BEING MUTUALLY CONNECTED FOR UNITED PIVOTAL MOVEMENT, SAID PIVOTAL BLADES BEING DISPOSED IN SPACED PARALLEL RELATION.
Claim 2
Dependent Claim
140 words
A SEWING MACHINE ATTACHMENT ADAPTED FOR TRIMMING THE RESPECTIVE EDGE PORTIONS OF SUPERPOSED FABRICS SECTIONS PARALLEL TO THE DIRECTION OF TRAVEL, THE SAID FABRIC SECTIONS BEING STITCHED SIMULTANEOUSLY THEREWITH, SAID ATTACHMENT BEING COMPRISED OF A BASE PLATE HAVING AN UPPER AND A LOWER SURFACE, A FIRST STATIONARY BLADE SUPPORTED ABOVE SAID BASE PLATE IN SPACED PARALLEL RELATION WITH RESPECT TO THE UPPER SURFACE OF SAID BASE PLATE, A FIRST PIVOTAL BLADE IN SHEARING ENGAGEMENT WITH SAID FIRST STATIONARY BLADE, A SECOND STATIONARY BLADE DISPOSED FLUSH WITH RESPECT TO THE UPPER SURFACE OF SAID BASE PLATE AND IN SPACED PARALLELISM WITH RESPECT TO SAID FIRST STATIONARY BLADE, A SECOND PIVOTAL BLADE IN SHEARING ENGAGEMENT WITH SAID SECOND STATIONARY BLADE, SAID FIRST AND SECOND PIVOTAL BLADES BEING MUTUALLY CONNECTED FOR UNITED PIVOTAL MOVEMENT, SAID PIVOTAL BLADES BEING DISPOSED IN SPACED PARALLEL RELATION.
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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) | 1967-09-22 | 1968-03-23 | 1968-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-22 | 1972-03-23 | 1972-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-22 | 1976-03-23 | 1976-09-22 | $7700.00 | Window Closed / Lapsed |