US3291431A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Straight line carrier device
Assignee: Individual
•
Filing: 1965-07-02
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Granted: 1966-12-13
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Expires: 1985-07-02
Abstract
No abstract record available.
Inventors
- 👤 Jr James A Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:19
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/02; F16M11/04; F16M11/043; F16M11/046; A; A47; A47B; A47B88/00; A47B88/40; A47B88/483; A47B88/497; E; E05; E05D; E05D15/00; E05D15/06; E05D15/14; F16H; F16H21/00; F16H21/04; F16M11/048; E05Y; E05Y2900/00; E05Y2900/20; F16M2200/00; F16M2200/06; F16M2200/061; F16M2200/063; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18888; Y10T74/1892; Y10T74/18928; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/20588; Y10T74/20594
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
A STRAIGHT LINE CARRIER DEVICE, INCLUDING A BASE AND A TRAVELLER COMPRISING A FIRST ARM PIVOTALLY MOUNTED ON SAID BASE; A SECOND ARM PIVOTALLY MOUNTED ON SAID BASE AND SPACED APART FROM SAID FIRST ARM; A THIRD ARM PIVOTALLY MOUNTED ON SAID FIRST ARM; A FOURTH ARM PIVOTALLY MOUNTED ON SAID SECOND ARM IN THE SAME MANNER AS SAID THRID ARM IS MOUNTED ON SAID FIRST ARM; SAID TRAVELLER BEING PIVOTALLY MOUNTED ON SAID THIRD AND FOURTH ARMS, SAID THIRD AND FOURTH ARMS BEING SPACED APART FROM EACH OTHER A DISTANCE EQUAL TO THE SPACING ON SAID BASE OF SAID FIRST AND SECOND ARMS; A FIRST SPACING ON SAID BASE OF MOUNTED BETWEEN SAID FIRST AND SECOND ARRMS TO MAINTAIN SAID FIRST AND SECOND ARMS PARALLEL; A SECOND SPACING ROD PARALLEL AND COPLANAR WITH SAID FIRST SPACING ROD AND PIVOTALLY MOUNTED BETWEEN SAID THRID AND FOURTH ARMS TO MAINTAIN SAID THRID AND FOURTH ARMS PARALLEL; AND MEANS TO MAINTAIN SAID FIRST AND SECOND RODS IN ALIGNED RELATIONSHIP.
Claim 2
Dependent Claim
167 words
A STRAIGHT LINE CARRIER DEVICE, INCLUDING A BASE AND A TRAVELLER COMPRISING A FIRST ARM PIVOTALLY MOUNTED ON SAID BASE; A SECOND ARM PIVOTALLY MOUNTED ON SAID BASE AND SPACED APART FROM SAID FIRST ARM; A THIRD ARM PIVOTALLY MOUNTED ON SAID FIRST ARM; A FOURTH ARM PIVOTALLY MOUNTED ON SAID SECOND ARM IN THE SAME MANNER AS SAID THRID ARM IS MOUNTED ON SAID FIRST ARM; SAID TRAVELLER BEING PIVOTALLY MOUNTED ON SAID THIRD AND FOURTH ARMS, SAID THIRD AND FOURTH ARMS BEING SPACED APART FROM EACH OTHER A DISTANCE EQUAL TO THE SPACING ON SAID BASE OF SAID FIRST AND SECOND ARMS; A FIRST SPACING ON SAID BASE OF MOUNTED BETWEEN SAID FIRST AND SECOND ARRMS TO MAINTAIN SAID FIRST AND SECOND ARMS PARALLEL; A SECOND SPACING ROD PARALLEL AND COPLANAR WITH SAID FIRST SPACING ROD AND PIVOTALLY MOUNTED BETWEEN SAID THRID AND FOURTH ARMS TO MAINTAIN SAID THRID AND FOURTH ARMS PARALLEL; AND MEANS TO MAINTAIN SAID FIRST AND SECOND RODS IN ALIGNED RELATIONSHIP.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-12 | 1970-06-13 | 1970-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-12 | 1974-06-13 | 1974-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-12 | 1978-06-13 | 1978-12-13 | $7700.00 | Window Closed / Lapsed |