US3100555A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic tower
Assignee: Youngstown Sheet and Tube Co
•
Filing: 1961-10-16
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Granted: 1963-08-13
•
Expires: 1981-10-16
Abstract
No abstract record available.
Inventors
- 👤 Albert A Ashton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:50
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/02; B; B29; B29C; B29C65/00; B29C65/48; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/12; B29C66/122; B29C66/1224; B29C66/1226; B29C66/50; B29C66/51; B29C66/52; B29C66/522; B29C66/5221; B29C66/5225; B29C66/5229; B29C66/52291; B29C66/52292; B29C66/52293; B29C66/52298; B29C66/11; B29C66/112; B29C66/1122; E04H12/24; Y; Y10; Y10T; Y10T403/00; Y10T403/34; Y10T403/341; Y10T403/342; Y10T403/343; Y10T403/55
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
70 words
A PLASTIC TOWER COMPRISINGG, A PLURALITY OF UPWARDLY CONVERGING PLASTIC LEGS, A PLURALITY OF PLASTIC LEG CONNECTORS GLUED TO SAID LEGS AT SPACED POINTS THEREALONG, EACH LEG CONECTOR HAVING AT LEAST ONE SECTION PROJECTION SUBSTANTIALLY TRRANSVERSELY OF THE LEG TO WHICH IT IS ATTACHED, A PLURALITY OF PLASTIC BRACES EXTENDING BETWEEN SAID LEG CONNECTORS, PLASTIC END FITTINGS ON SAID BRACES, SAID LEG CONECTORE SECTIONS AND END FITTINGS HAVING MATINGG PARTS
Claim 2
Dependent Claim
70 words
A PLASTIC TOWER COMPRISINGG, A PLURALITY OF UPWARDLY CONVERGING PLASTIC LEGS, A PLURALITY OF PLASTIC LEG CONNECTORS GLUED TO SAID LEGS AT SPACED POINTS THEREALONG, EACH LEG CONECTOR HAVING AT LEAST ONE SECTION PROJECTION SUBSTANTIALLY TRRANSVERSELY OF THE LEG TO WHICH IT IS ATTACHED, A PLURALITY OF PLASTIC BRACES EXTENDING BETWEEN SAID LEG CONNECTORS, PLASTIC END FITTINGS ON SAID BRACES, SAID LEG CONECTORE SECTIONS AND END FITTINGS HAVING MATINGG PARTS
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) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |