Patent US2741497A successfully refreshed from Google Patents.
US3090100A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of needle punching fibers to make needled fabrics or the like
Assignee: Chatham Manufacturing Co
•
Filing: 1960-05-26
•
Granted: 1963-05-21
•
Expires: 1980-05-26
Abstract
No abstract record available.
Inventors
- 👤 Ii Alexander M Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:59
CPC Classifications
D; D04; D04H; D04H18/00; D04H1/00; D04H1/40; D04H1/44; D04H1/46; D04H18/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
A METHOD OF PRODUCING A NEEDLED FABRIC MATERIAL BY NEEDLING A WEB OF LOOSELY MATTED FIBERS COMPRISING THE STEPS OF: PENETRATING ONE SURFACE OF THE WEB WHILE THE WEB IS STATIONARY WITH A FIRST PATTERN OF NEEDLES TRAVELING SUBSTANTIALLY IN A PATH AT AN ACUTE ANGLE TO A MEDIAN PLANE THROUGH THE WEB, WITHDRAWING THE FIRST PATTERN OF NEEDLES AND ADVANCING THE WEB A SMALL INCREMENT, PENETRATING THE OPPOSITE SURFACE OF THE WEB BY AN OPPOSITELY DISPOSED SECOND PATTERN OF NEEDLES TRAVELING SUBSTANTIALLY IN A MIRROR IMAGE PATH OF THE PATH OF THE FIRST PATTERN OF NEEDLES AND AT AN ACUTE ANGLE TO THE MEDIAN PLANE OF THE WEB, THE PATH OF PENETRATION OF SAID SECOND PATTERN
Claim 2
Independent Claim
117 words
A METHOD OF PRODUCING A NEEDLED FABRIC MATERIAL BY NEEDLING A WEB OF LOOSELY MATTED FIBERS COMPRISING THE STEPS OF: PENETRATING ONE SURFACE OF THE WEB WHILE THE WEB IS STATIONARY WITH A FIRST PATTERN OF NEEDLES TRAVELING SUBSTANTIALLY IN A PATH AT AN ACUTE ANGLE TO A MEDIAN PLANE THROUGH THE WEB, WITHDRAWING THE FIRST PATTERN OF NEEDLES AND ADVANCING THE WEB A SMALL INCREMENT, PENETRATING THE OPPOSITE SURFACE OF THE WEB BY AN OPPOSITELY DISPOSED SECOND PATTERN OF NEEDLES TRAVELING SUBSTANTIALLY IN A MIRROR IMAGE PATH OF THE PATH OF THE FIRST PATTERN OF NEEDLES AND AT AN ACUTE ANGLE TO THE MEDIAN PLANE OF THE WEB, THE PATH OF PENETRATION OF SAID SECOND PATTERN
References Cited (Backward Citations)
US476405A
Cited
US502376A
Cited
US547257A
Cited
US1314565A
Cited
US742700A
Cited
US1211821A
Cited
US1454049A
Cited
US1742338A
Cited
US2896302A
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 |