US3135650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flow system for paper formers
Assignee: TI Gotham Inc
•
Filing: 1960-01-08
•
Granted: 1964-06-02
•
Expires: 1980-01-08
Abstract
No abstract record available.
Inventors
- 👤 David E Robinson
- 👤 Moran James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:07
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/02; D21F1/028
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
71 words
A METHOD OF DELIVERING A PAPER STOCK TO A PAPERMAKING-MACHINE SLICE, COMPRISING OF THE STEPS OF FORMING A PLURALITY OF PARALLEL STREAMS OF PAPER STOCK, PASSING SAID STREAMS INTO A CORRECTION CHAMBER, WHEREBY SAID STREAMS ENTER SAID CORRECTION CHAMBER WITH GENERALLY V-SHAPED VELOCITY TONGUES, OBSTRUCTING SAID STREAM ALONG THE APEXES OF SAID VELOCITY TONGUES, AND PROVIDIG RELATIVELY UNIMPEDED FLOW PATHS THROUGH SAID CORRECTION CHAMBER BETWEEN SAID APEXES AND TO SAID SLICE.
References Cited (Backward Citations)
US1152747A
Cited
US2347130A
Cited
US2608912A
Cited
US2688276A
Cited
US2832268A
Cited
US3002558A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |