US4014541A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Golf tee
Assignee: BOOTS HERCULES AGROCHEMICALS Co A PARTNERSHIP OF
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Filing: 1974-04-26
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Granted: 1977-03-29
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Expires: 1994-04-26
Abstract
Abstract This invention relates to a golf tee composed of water-soluble thermoplastic material and dispersed therein from about 1 to about 30% by weight, based on the weight of the golf tee, of a fertilizer and to a method of producing said golf tee by injection molding.
Inventors
- 👤 Armand J. Desmarais
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:46
CPC Classifications
A; A63; A63B; A63B57/00; A63B57/10
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
42 words
A golf tee consisting essentially of water-soluble thermoplastic hydroxypropyl cellulose having an M.S. of 2 to 10 and dispersed therein from about 1 to about 30% by weight, based on the weight of the golf tee, of a slow release nitrogenous fertilizer.
Claim 2
Dependent Claim
42 words
A golf tee consisting essentially of water-soluble thermoplastic hydroxypropyl cellulose having an M.S. of 2 to 10 and dispersed therein from about 1 to about 30% by weight, based on the weight of the golf tee, of a slow release nitrogenous fertilizer.
Claim 3
Dependent Claim
31 words
A golf tee of claim 1 wherein said slow release fertilizer is ureaform made from urea and formaldehyde having a mole ratio in a range from about 1.2:1 to about 1.5:1.
Claim 4
Dependent Claim
26 words
A golf tee of claim 1 wherein said composition also contains up to 20% by weight, based on the weight of the total composition, of polystyrene.
Claim 5
Dependent Claim
13 words
A golf tee of claim 3 wherein said composition also contains a filler.
Claim 6
Dependent Claim
29 words
A golf tee of claim 3 wherein said composition also contains from about 15 to about 25% by weight, based on the weight of the total composition, of starch.
References Cited (Backward Citations)
US1645001A
Cited
US2091993A
Cited
GB525115A
Cited
US2560414A
Cited
US3278520A
Cited
US3290821A
Cited
US3647416A
Cited
US3852421A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-03-28 | 1980-09-27 | 1981-03-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-03-28 | 1984-09-27 | 1985-03-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-03-28 | 1988-09-27 | 1989-03-29 | $7700.00 | Window Closed / Lapsed |