US3204355A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Nonmetallic pipeline marker
Assignee: Handley Industries Inc
•
Filing: 1960-11-30
•
Granted: 1965-09-07
•
Expires: 1980-11-30
Abstract
No abstract record available.
Inventors
- 👤 Robert L Whitman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:32
CPC Classifications
F; F17; F17D; F17D5/00; F17D5/02; G; G09; G09F; G09F7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A PIPELINE MARKER COMPRISING, IN COMBINATION, A CYLINDRICAL VERTICALLY DISPOSED POST, A SIGN HOLDER MOUNTED UPON SAID POST, SAID SIGN HOLDER COMPRISING A RECESSED, DISH-LIKE BODY MEMBER FORMED FROM A SHEET OF NONMETALLIC, RELATIVELY INERT, MOLDABLE MATERIAL, SAID BODY MEMBER INCLUDING AN INTEGRAL BACK PORTION AND SIGN PLATE POSITIONING MEANS, A SIGN PLATE ATTACHED TO SAID BODY MEMBER, A PAIR OF SPACED PARALLEL ELONGATED CONVEX RIDGES INTEGRALLY DEFINED ON SAID BACK PORTION FROM THE MATERIAL THEREOF DEFINING AN ELONGATED RECESS THEREBETWEEN AND A CYLINDRICAL SURFACE PORTION DEFINED ON EACH OF SAID RIDGES, SAID SURFACE PORTIONS BEING CONCENTRIC AND OF EQUAL RADIUS AND SPACED RELATIVE TO EACH OTHER IN OPPOSED RELATION AND CONSTITUTING A PORTION OF SAID RECESS, SAID POST BEING RECEIVED WITHIN SAID RECESS AND FASTENER MEANS AFFIXING SAID BODY MEMBER TO SAID POST.
Claim 2
Dependent Claim
134 words
A PIPELINE MARKER COMPRISING, IN COMBINATION, A CYLINDRICAL VERTICALLY DISPOSED POST, A SIGN HOLDER MOUNTED UPON SAID POST, SAID SIGN HOLDER COMPRISING A RECESSED, DISH-LIKE BODY MEMBER FORMED FROM A SHEET OF NONMETALLIC, RELATIVELY INERT, MOLDABLE MATERIAL, SAID BODY MEMBER INCLUDING AN INTEGRAL BACK PORTION AND SIGN PLATE POSITIONING MEANS, A SIGN PLATE ATTACHED TO SAID BODY MEMBER, A PAIR OF SPACED PARALLEL ELONGATED CONVEX RIDGES INTEGRALLY DEFINED ON SAID BACK PORTION FROM THE MATERIAL THEREOF DEFINING AN ELONGATED RECESS THEREBETWEEN AND A CYLINDRICAL SURFACE PORTION DEFINED ON EACH OF SAID RIDGES, SAID SURFACE PORTIONS BEING CONCENTRIC AND OF EQUAL RADIUS AND SPACED RELATIVE TO EACH OTHER IN OPPOSED RELATION AND CONSTITUTING A PORTION OF SAID RECESS, SAID POST BEING RECEIVED WITHIN SAID RECESS AND FASTENER MEANS AFFIXING SAID BODY MEMBER TO SAID POST.
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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) | 1968-09-06 | 1969-03-08 | 1969-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-06 | 1973-03-08 | 1973-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-06 | 1977-03-08 | 1977-09-07 | $7700.00 | Window Closed / Lapsed |